Home / 1,342,478.39-2,013,517.62-443,924.84

Finding the Fourth Proportional to 1,342,478.39, 2,013,517.62 and 443,924.84

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Solution

The fourth proportional to 1,342,478.39, 2,013,517.62 and 443,924.84 is: 665,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,478.39 : 2,013,517.62 = 443,924.84 : x
  2. Step 2: Convert to fraction form
    1,342,478.39/2,013,517.62 = 443,924.84/x
  3. Step 3: Cross multiply
    1,342,478.39x = 2,013,517.62 × 443,924.84
  4. Step 4: Simplify right side
    1,342,478.39x = 893,850,477,228.09
  5. Step 5: Solve for x
    x = 893,850,477,228.09/1,342,478.39
  6. Step 6: Final answer
    x = 665,821.13

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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.