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Finding the Fourth Proportional to 3,174,488.04, 4,762,993.68 and 1,015,845.68

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Solution

The fourth proportional to 3,174,488.04, 4,762,993.68 and 1,015,845.68 is: 1,524,172.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,488.04 : 4,762,993.68 = 1,015,845.68 : x
  2. Step 2: Convert to fraction form
    3,174,488.04/4,762,993.68 = 1,015,845.68/x
  3. Step 3: Cross multiply
    3,174,488.04x = 4,762,993.68 × 1,015,845.68
  4. Step 4: Simplify right side
    3,174,488.04x = 4,838,466,553,695.30
  5. Step 5: Solve for x
    x = 4,838,466,553,695.30/3,174,488.04
  6. Step 6: Final answer
    x = 1,524,172.24

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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.