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Finding the Fourth Proportional to 3,580,309.92, 4,941,248.41 and 2,010,699.71

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Solution

The fourth proportional to 3,580,309.92, 4,941,248.41 and 2,010,699.71 is: 2,775,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,309.92 : 4,941,248.41 = 2,010,699.71 : x
  2. Step 2: Convert to fraction form
    3,580,309.92/4,941,248.41 = 2,010,699.71/x
  3. Step 3: Cross multiply
    3,580,309.92x = 4,941,248.41 × 2,010,699.71
  4. Step 4: Simplify right side
    3,580,309.92x = 9,935,366,720,318.72
  5. Step 5: Solve for x
    x = 9,935,366,720,318.72/3,580,309.92
  6. Step 6: Final answer
    x = 2,775,001.87

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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.