Home / 1,156,620.78-1,595,946.87-726,596.46

Finding the Fourth Proportional to 1,156,620.78, 1,595,946.87 and 726,596.46

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Solution

The fourth proportional to 1,156,620.78, 1,595,946.87 and 726,596.46 is: 1,002,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,620.78 : 1,595,946.87 = 726,596.46 : x
  2. Step 2: Convert to fraction form
    1,156,620.78/1,595,946.87 = 726,596.46/x
  3. Step 3: Cross multiply
    1,156,620.78x = 1,595,946.87 × 726,596.46
  4. Step 4: Simplify right side
    1,156,620.78x = 1,159,609,346,090.08
  5. Step 5: Solve for x
    x = 1,159,609,346,090.08/1,156,620.78
  6. Step 6: Final answer
    x = 1,002,583.88

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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.