Home / 5,320,077.43-7,981,237.79-1,725,564.73

Finding the Fourth Proportional to 5,320,077.43, 7,981,237.79 and 1,725,564.73

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Solution

The fourth proportional to 5,320,077.43, 7,981,237.79 and 1,725,564.73 is: 2,588,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,077.43 : 7,981,237.79 = 1,725,564.73 : x
  2. Step 2: Convert to fraction form
    5,320,077.43/7,981,237.79 = 1,725,564.73/x
  3. Step 3: Cross multiply
    5,320,077.43x = 7,981,237.79 × 1,725,564.73
  4. Step 4: Simplify right side
    5,320,077.43x = 13,772,142,432,167.15
  5. Step 5: Solve for x
    x = 13,772,142,432,167.15/5,320,077.43
  6. Step 6: Final answer
    x = 2,588,710.90

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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.