Home / 3,130,301.10-4,695,451.65-2,918,793.90

Finding the Fourth Proportional to 3,130,301.10, 4,695,451.65 and 2,918,793.90

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Solution

The fourth proportional to 3,130,301.10, 4,695,451.65 and 2,918,793.90 is: 4,378,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,301.10 : 4,695,451.65 = 2,918,793.90 : x
  2. Step 2: Convert to fraction form
    3,130,301.10/4,695,451.65 = 2,918,793.90/x
  3. Step 3: Cross multiply
    3,130,301.10x = 4,695,451.65 × 2,918,793.90
  4. Step 4: Simplify right side
    3,130,301.10x = 13,705,055,633,764.94
  5. Step 5: Solve for x
    x = 13,705,055,633,764.94/3,130,301.10
  6. Step 6: Final answer
    x = 4,378,190.85

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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.