Home / 3,478,264.91-5,217,755.27-1,203,785.31

Finding the Fourth Proportional to 3,478,264.91, 5,217,755.27 and 1,203,785.31

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Solution

The fourth proportional to 3,478,264.91, 5,217,755.27 and 1,203,785.31 is: 1,805,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,264.91 : 5,217,755.27 = 1,203,785.31 : x
  2. Step 2: Convert to fraction form
    3,478,264.91/5,217,755.27 = 1,203,785.31/x
  3. Step 3: Cross multiply
    3,478,264.91x = 5,217,755.27 × 1,203,785.31
  4. Step 4: Simplify right side
    3,478,264.91x = 6,281,057,139,182.16
  5. Step 5: Solve for x
    x = 6,281,057,139,182.16/3,478,264.91
  6. Step 6: Final answer
    x = 1,805,801.83

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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.