Home / 3,400,000.60-5,100,000.90-2,957,133.10

Finding the Fourth Proportional to 3,400,000.60, 5,100,000.90 and 2,957,133.10

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Solution

The fourth proportional to 3,400,000.60, 5,100,000.90 and 2,957,133.10 is: 4,435,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,000.60 : 5,100,000.90 = 2,957,133.10 : x
  2. Step 2: Convert to fraction form
    3,400,000.60/5,100,000.90 = 2,957,133.10/x
  3. Step 3: Cross multiply
    3,400,000.60x = 5,100,000.90 × 2,957,133.10
  4. Step 4: Simplify right side
    3,400,000.60x = 15,081,381,471,419.79
  5. Step 5: Solve for x
    x = 15,081,381,471,419.79/3,400,000.60
  6. Step 6: Final answer
    x = 4,435,699.65

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Similar ratio
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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.