Home / 1,142,542.68-1,577,425.50-735,351.72

Finding the Fourth Proportional to 1,142,542.68, 1,577,425.50 and 735,351.72

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Solution

The fourth proportional to 1,142,542.68, 1,577,425.50 and 735,351.72 is: 1,015,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,542.68 : 1,577,425.50 = 735,351.72 : x
  2. Step 2: Convert to fraction form
    1,142,542.68/1,577,425.50 = 735,351.72/x
  3. Step 3: Cross multiply
    1,142,542.68x = 1,577,425.50 × 735,351.72
  4. Step 4: Simplify right side
    1,142,542.68x = 1,159,962,554,596.86
  5. Step 5: Solve for x
    x = 1,159,962,554,596.86/1,142,542.68
  6. Step 6: Final answer
    x = 1,015,246.59

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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.