Home / 1,342,207.02-2,013,625.86-443,648.80

Finding the Fourth Proportional to 1,342,207.02, 2,013,625.86 and 443,648.80

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Solution

The fourth proportional to 1,342,207.02, 2,013,625.86 and 443,648.80 is: 665,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,207.02 : 2,013,625.86 = 443,648.80 : x
  2. Step 2: Convert to fraction form
    1,342,207.02/2,013,625.86 = 443,648.80/x
  3. Step 3: Cross multiply
    1,342,207.02x = 2,013,625.86 × 443,648.80
  4. Step 4: Simplify right side
    1,342,207.02x = 893,342,696,437.97
  5. Step 5: Solve for x
    x = 893,342,696,437.97/1,342,207.02
  6. Step 6: Final answer
    x = 665,577.43

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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.