Home / 1,004,400.22-1,386,088.89-545,515.16

Finding the Fourth Proportional to 1,004,400.22, 1,386,088.89 and 545,515.16

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Solution

The fourth proportional to 1,004,400.22, 1,386,088.89 and 545,515.16 is: 752,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,400.22 : 1,386,088.89 = 545,515.16 : x
  2. Step 2: Convert to fraction form
    1,004,400.22/1,386,088.89 = 545,515.16/x
  3. Step 3: Cross multiply
    1,004,400.22x = 1,386,088.89 × 545,515.16
  4. Step 4: Simplify right side
    1,004,400.22x = 756,132,496,694.97
  5. Step 5: Solve for x
    x = 756,132,496,694.97/1,004,400.22
  6. Step 6: Final answer
    x = 752,819.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.