Home / 1,347,127.52-2,018,941.68-547,478.52

Finding the Fourth Proportional to 1,347,127.52, 2,018,941.68 and 547,478.52

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Solution

The fourth proportional to 1,347,127.52, 2,018,941.68 and 547,478.52 is: 820,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,127.52 : 2,018,941.68 = 547,478.52 : x
  2. Step 2: Convert to fraction form
    1,347,127.52/2,018,941.68 = 547,478.52/x
  3. Step 3: Cross multiply
    1,347,127.52x = 2,018,941.68 × 547,478.52
  4. Step 4: Simplify right side
    1,347,127.52x = 1,105,327,202,932.71
  5. Step 5: Solve for x
    x = 1,105,327,202,932.71/1,347,127.52
  6. Step 6: Final answer
    x = 820,506.73

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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.