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Finding the Fourth Proportional to 3,928,262.04, 5,893,832.40 and 1,654,358.88

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Solution

The fourth proportional to 3,928,262.04, 5,893,832.40 and 1,654,358.88 is: 2,482,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,262.04 : 5,893,832.40 = 1,654,358.88 : x
  2. Step 2: Convert to fraction form
    3,928,262.04/5,893,832.40 = 1,654,358.88/x
  3. Step 3: Cross multiply
    3,928,262.04x = 5,893,832.40 × 1,654,358.88
  4. Step 4: Simplify right side
    3,928,262.04x = 9,750,513,968,171.71
  5. Step 5: Solve for x
    x = 9,750,513,968,171.71/3,928,262.04
  6. Step 6: Final answer
    x = 2,482,144.49

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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.