Home / 5,721,833.92-8,581,420.38-2,129,292.76

Finding the Fourth Proportional to 5,721,833.92, 8,581,420.38 and 2,129,292.76

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Solution

The fourth proportional to 5,721,833.92, 8,581,420.38 and 2,129,292.76 is: 3,193,444.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721,833.92 : 8,581,420.38 = 2,129,292.76 : x
  2. Step 2: Convert to fraction form
    5,721,833.92/8,581,420.38 = 2,129,292.76/x
  3. Step 3: Cross multiply
    5,721,833.92x = 8,581,420.38 × 2,129,292.76
  4. Step 4: Simplify right side
    5,721,833.92x = 18,272,356,242,743.35
  5. Step 5: Solve for x
    x = 18,272,356,242,743.35/5,721,833.92
  6. Step 6: Final answer
    x = 3,193,444.01

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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.