Home / 3,653,019.40-5,479,529.10-1,973,403.40

Finding the Fourth Proportional to 3,653,019.40, 5,479,529.10 and 1,973,403.40

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Solution

The fourth proportional to 3,653,019.40, 5,479,529.10 and 1,973,403.40 is: 2,960,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,019.40 : 5,479,529.10 = 1,973,403.40 : x
  2. Step 2: Convert to fraction form
    3,653,019.40/5,479,529.10 = 1,973,403.40/x
  3. Step 3: Cross multiply
    3,653,019.40x = 5,479,529.10 × 1,973,403.40
  4. Step 4: Simplify right side
    3,653,019.40x = 10,813,321,356,338.94
  5. Step 5: Solve for x
    x = 10,813,321,356,338.94/3,653,019.40
  6. Step 6: Final answer
    x = 2,960,105.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.