Home / 2,435,721.60-3,654,393.76-816,650.64

Finding the Fourth Proportional to 2,435,721.60, 3,654,393.76 and 816,650.64

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Solution

The fourth proportional to 2,435,721.60, 3,654,393.76 and 816,650.64 is: 1,225,247.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435,721.60 : 3,654,393.76 = 816,650.64 : x
  2. Step 2: Convert to fraction form
    2,435,721.60/3,654,393.76 = 816,650.64/x
  3. Step 3: Cross multiply
    2,435,721.60x = 3,654,393.76 × 816,650.64
  4. Step 4: Simplify right side
    2,435,721.60x = 2,984,363,002,916.01
  5. Step 5: Solve for x
    x = 2,984,363,002,916.01/2,435,721.60
  6. Step 6: Final answer
    x = 1,225,247.99

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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.