Home / 1,612,658.43-2,420,484.26-814,500.45

Finding the Fourth Proportional to 1,612,658.43, 2,420,484.26 and 814,500.45

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Solution

The fourth proportional to 1,612,658.43, 2,420,484.26 and 814,500.45 is: 1,222,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,658.43 : 2,420,484.26 = 814,500.45 : x
  2. Step 2: Convert to fraction form
    1,612,658.43/2,420,484.26 = 814,500.45/x
  3. Step 3: Cross multiply
    1,612,658.43x = 2,420,484.26 × 814,500.45
  4. Step 4: Simplify right side
    1,612,658.43x = 1,971,485,514,915.41
  5. Step 5: Solve for x
    x = 1,971,485,514,915.41/1,612,658.43
  6. Step 6: Final answer
    x = 1,222,506.56

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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.