Home / 2,581,649.21-3,562,679.50-1,435,729.56

Finding the Fourth Proportional to 2,581,649.21, 3,562,679.50 and 1,435,729.56

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Solution

The fourth proportional to 2,581,649.21, 3,562,679.50 and 1,435,729.56 is: 1,981,308.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,649.21 : 3,562,679.50 = 1,435,729.56 : x
  2. Step 2: Convert to fraction form
    2,581,649.21/3,562,679.50 = 1,435,729.56/x
  3. Step 3: Cross multiply
    2,581,649.21x = 3,562,679.50 × 1,435,729.56
  4. Step 4: Simplify right side
    2,581,649.21x = 5,115,044,254,006.65
  5. Step 5: Solve for x
    x = 5,115,044,254,006.65/2,581,649.21
  6. Step 6: Final answer
    x = 1,981,308.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.