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Finding the Fourth Proportional to 5,792,398.76, 8,690,001.88 and 1,748,644.68

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Solution

The fourth proportional to 5,792,398.76, 8,690,001.88 and 1,748,644.68 is: 2,623,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,792,398.76 : 8,690,001.88 = 1,748,644.68 : x
  2. Step 2: Convert to fraction form
    5,792,398.76/8,690,001.88 = 1,748,644.68/x
  3. Step 3: Cross multiply
    5,792,398.76x = 8,690,001.88 × 1,748,644.68
  4. Step 4: Simplify right side
    5,792,398.76x = 15,195,725,556,652
  5. Step 5: Solve for x
    x = 15,195,725,556,652/5,792,398.76
  6. Step 6: Final answer
    x = 2,623,390.79

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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.