Home / 1,038,964.73-1,555,631.93-539,278.97

Finding the Fourth Proportional to 1,038,964.73, 1,555,631.93 and 539,278.97

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Solution

The fourth proportional to 1,038,964.73, 1,555,631.93 and 539,278.97 is: 807,457.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,964.73 : 1,555,631.93 = 539,278.97 : x
  2. Step 2: Convert to fraction form
    1,038,964.73/1,555,631.93 = 539,278.97/x
  3. Step 3: Cross multiply
    1,038,964.73x = 1,555,631.93 × 539,278.97
  4. Step 4: Simplify right side
    1,038,964.73x = 838,919,578,479.55
  5. Step 5: Solve for x
    x = 838,919,578,479.55/1,038,964.73
  6. Step 6: Final answer
    x = 807,457.23

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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.