Home / 1,337,740.57-2,006,358.66-378,188.55

Finding the Fourth Proportional to 1,337,740.57, 2,006,358.66 and 378,188.55

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Solution

The fourth proportional to 1,337,740.57, 2,006,358.66 and 378,188.55 is: 567,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,740.57 : 2,006,358.66 = 378,188.55 : x
  2. Step 2: Convert to fraction form
    1,337,740.57/2,006,358.66 = 378,188.55/x
  3. Step 3: Cross multiply
    1,337,740.57x = 2,006,358.66 × 378,188.55
  4. Step 4: Simplify right side
    1,337,740.57x = 758,781,879,111.88
  5. Step 5: Solve for x
    x = 758,781,879,111.88/1,337,740.57
  6. Step 6: Final answer
    x = 567,211.53

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1.5x scale

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.