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Finding the Fourth Proportional to 5,927,572.88, 8,179,424.64 and 3,348,755.64

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Solution

The fourth proportional to 5,927,572.88, 8,179,424.64 and 3,348,755.64 is: 4,620,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927,572.88 : 8,179,424.64 = 3,348,755.64 : x
  2. Step 2: Convert to fraction form
    5,927,572.88/8,179,424.64 = 3,348,755.64/x
  3. Step 3: Cross multiply
    5,927,572.88x = 8,179,424.64 × 3,348,755.64
  4. Step 4: Simplify right side
    5,927,572.88x = 27,390,894,395,154.97
  5. Step 5: Solve for x
    x = 27,390,894,395,154.97/5,927,572.88
  6. Step 6: Final answer
    x = 4,620,929.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.