Home / 1,969,066.80-2,953,600.20-1,490,769.90

Finding the Fourth Proportional to 1,969,066.80, 2,953,600.20 and 1,490,769.90

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Solution

The fourth proportional to 1,969,066.80, 2,953,600.20 and 1,490,769.90 is: 2,236,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,066.80 : 2,953,600.20 = 1,490,769.90 : x
  2. Step 2: Convert to fraction form
    1,969,066.80/2,953,600.20 = 1,490,769.90/x
  3. Step 3: Cross multiply
    1,969,066.80x = 2,953,600.20 × 1,490,769.90
  4. Step 4: Simplify right side
    1,969,066.80x = 4,403,138,274,793.98
  5. Step 5: Solve for x
    x = 4,403,138,274,793.98/1,969,066.80
  6. Step 6: Final answer
    x = 2,236,154.85

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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.