Home / 2,649,010.70-3,964,658.70-1,851,849.20

Finding the Fourth Proportional to 2,649,010.70, 3,964,658.70 and 1,851,849.20

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Solution

The fourth proportional to 2,649,010.70, 3,964,658.70 and 1,851,849.20 is: 2,771,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,010.70 : 3,964,658.70 = 1,851,849.20 : x
  2. Step 2: Convert to fraction form
    2,649,010.70/3,964,658.70 = 1,851,849.20/x
  3. Step 3: Cross multiply
    2,649,010.70x = 3,964,658.70 × 1,851,849.20
  4. Step 4: Simplify right side
    2,649,010.70x = 7,341,950,041,868.04
  5. Step 5: Solve for x
    x = 7,341,950,041,868.04/2,649,010.70
  6. Step 6: Final answer
    x = 2,771,581.87

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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.