Home / 2,275,565.29-3,140,154.06-1,242,867.46

Finding the Fourth Proportional to 2,275,565.29, 3,140,154.06 and 1,242,867.46

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Solution

The fourth proportional to 2,275,565.29, 3,140,154.06 and 1,242,867.46 is: 1,715,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,565.29 : 3,140,154.06 = 1,242,867.46 : x
  2. Step 2: Convert to fraction form
    2,275,565.29/3,140,154.06 = 1,242,867.46/x
  3. Step 3: Cross multiply
    2,275,565.29x = 3,140,154.06 × 1,242,867.46
  4. Step 4: Simplify right side
    2,275,565.29x = 3,902,795,278,645.78
  5. Step 5: Solve for x
    x = 3,902,795,278,645.78/2,275,565.29
  6. Step 6: Final answer
    x = 1,715,088.25

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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.