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Finding the Fourth Proportional to 5,772,665.24, 7,966,348.89 and 3,194,585.90

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Solution

The fourth proportional to 5,772,665.24, 7,966,348.89 and 3,194,585.90 is: 4,408,567.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772,665.24 : 7,966,348.89 = 3,194,585.90 : x
  2. Step 2: Convert to fraction form
    5,772,665.24/7,966,348.89 = 3,194,585.90/x
  3. Step 3: Cross multiply
    5,772,665.24x = 7,966,348.89 × 3,194,585.90
  4. Step 4: Simplify right side
    5,772,665.24x = 25,449,185,838,474.65
  5. Step 5: Solve for x
    x = 25,449,185,838,474.65/5,772,665.24
  6. Step 6: Final answer
    x = 4,408,567.76

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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.