Home / 3,608,206.32-5,412,305.88-1,478,294.40

Finding the Fourth Proportional to 3,608,206.32, 5,412,305.88 and 1,478,294.40

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Solution

The fourth proportional to 3,608,206.32, 5,412,305.88 and 1,478,294.40 is: 2,217,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,206.32 : 5,412,305.88 = 1,478,294.40 : x
  2. Step 2: Convert to fraction form
    3,608,206.32/5,412,305.88 = 1,478,294.40/x
  3. Step 3: Cross multiply
    3,608,206.32x = 5,412,305.88 × 1,478,294.40
  4. Step 4: Simplify right side
    3,608,206.32x = 8,000,981,473,491.07
  5. Step 5: Solve for x
    x = 8,000,981,473,491.07/3,608,206.32
  6. Step 6: Final answer
    x = 2,217,440.13

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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.