Home / 2,972,462.10-4,102,250.68-1,683,531.78

Finding the Fourth Proportional to 2,972,462.10, 4,102,250.68 and 1,683,531.78

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Solution

The fourth proportional to 2,972,462.10, 4,102,250.68 and 1,683,531.78 is: 2,323,417.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,462.10 : 4,102,250.68 = 1,683,531.78 : x
  2. Step 2: Convert to fraction form
    2,972,462.10/4,102,250.68 = 1,683,531.78/x
  3. Step 3: Cross multiply
    2,972,462.10x = 4,102,250.68 × 1,683,531.78
  4. Step 4: Simplify right side
    2,972,462.10x = 6,906,269,389,306.61
  5. Step 5: Solve for x
    x = 6,906,269,389,306.61/2,972,462.10
  6. Step 6: Final answer
    x = 2,323,417.14

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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.