Home / 5,722,871-8,591,590.65-3,709,539.86

Finding the Fourth Proportional to 5,722,871, 8,591,590.65 and 3,709,539.86

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Solution

The fourth proportional to 5,722,871, 8,591,590.65 and 3,709,539.86 is: 5,569,031.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722,871 : 8,591,590.65 = 3,709,539.86 : x
  2. Step 2: Convert to fraction form
    5,722,871/8,591,590.65 = 3,709,539.86/x
  3. Step 3: Cross multiply
    5,722,871x = 8,591,590.65 × 3,709,539.86
  4. Step 4: Simplify right side
    5,722,871x = 31,870,847,976,978.31
  5. Step 5: Solve for x
    x = 31,870,847,976,978.31/5,722,871
  6. Step 6: Final answer
    x = 5,569,031.34

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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.