Home / 4,455,141.40-6,682,712.10-2,215,653.40

Finding the Fourth Proportional to 4,455,141.40, 6,682,712.10 and 2,215,653.40

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Solution

The fourth proportional to 4,455,141.40, 6,682,712.10 and 2,215,653.40 is: 3,323,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455,141.40 : 6,682,712.10 = 2,215,653.40 : x
  2. Step 2: Convert to fraction form
    4,455,141.40/6,682,712.10 = 2,215,653.40/x
  3. Step 3: Cross multiply
    4,455,141.40x = 6,682,712.10 × 2,215,653.40
  4. Step 4: Simplify right side
    4,455,141.40x = 14,806,573,785,586.14
  5. Step 5: Solve for x
    x = 14,806,573,785,586.14/4,455,141.40
  6. Step 6: Final answer
    x = 3,323,480.10

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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.