Home / 1,342,206.77-2,013,625.49-443,648.55

Finding the Fourth Proportional to 1,342,206.77, 2,013,625.49 and 443,648.55

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Solution

The fourth proportional to 1,342,206.77, 2,013,625.49 and 443,648.55 is: 665,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,206.77 : 2,013,625.49 = 443,648.55 : x
  2. Step 2: Convert to fraction form
    1,342,206.77/2,013,625.49 = 443,648.55/x
  3. Step 3: Cross multiply
    1,342,206.77x = 2,013,625.49 × 443,648.55
  4. Step 4: Simplify right side
    1,342,206.77x = 893,342,026,663.30
  5. Step 5: Solve for x
    x = 893,342,026,663.30/1,342,206.77
  6. Step 6: Final answer
    x = 665,577.05

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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.