Home / 3,102,323.40-4,653,485.10-2,305,161.90

Finding the Fourth Proportional to 3,102,323.40, 4,653,485.10 and 2,305,161.90

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Solution

The fourth proportional to 3,102,323.40, 4,653,485.10 and 2,305,161.90 is: 3,457,742.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,323.40 : 4,653,485.10 = 2,305,161.90 : x
  2. Step 2: Convert to fraction form
    3,102,323.40/4,653,485.10 = 2,305,161.90/x
  3. Step 3: Cross multiply
    3,102,323.40x = 4,653,485.10 × 2,305,161.90
  4. Step 4: Simplify right side
    3,102,323.40x = 10,727,036,554,737.69
  5. Step 5: Solve for x
    x = 10,727,036,554,737.69/3,102,323.40
  6. Step 6: Final answer
    x = 3,457,742.85

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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.