Home / 1,572,688.52-2,358,575.76-612,930.52

Finding the Fourth Proportional to 1,572,688.52, 2,358,575.76 and 612,930.52

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Solution

The fourth proportional to 1,572,688.52, 2,358,575.76 and 612,930.52 is: 919,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,688.52 : 2,358,575.76 = 612,930.52 : x
  2. Step 2: Convert to fraction form
    1,572,688.52/2,358,575.76 = 612,930.52/x
  3. Step 3: Cross multiply
    1,572,688.52x = 2,358,575.76 × 612,930.52
  4. Step 4: Simplify right side
    1,572,688.52x = 1,445,643,067,036.20
  5. Step 5: Solve for x
    x = 1,445,643,067,036.20/1,572,688.52
  6. Step 6: Final answer
    x = 919,217.66

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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.