Home / 1,000,965.85-1,381,334.13-542,081.14

Finding the Fourth Proportional to 1,000,965.85, 1,381,334.13 and 542,081.14

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Solution

The fourth proportional to 1,000,965.85, 1,381,334.13 and 542,081.14 is: 748,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,965.85 : 1,381,334.13 = 542,081.14 : x
  2. Step 2: Convert to fraction form
    1,000,965.85/1,381,334.13 = 542,081.14/x
  3. Step 3: Cross multiply
    1,000,965.85x = 1,381,334.13 × 542,081.14
  4. Step 4: Simplify right side
    1,000,965.85x = 748,795,179,911.31
  5. Step 5: Solve for x
    x = 748,795,179,911.31/1,000,965.85
  6. Step 6: Final answer
    x = 748,072.65

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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.