Home / 1,347,687.45-2,021,531.18-1,081,966.95

Finding the Fourth Proportional to 1,347,687.45, 2,021,531.18 and 1,081,966.95

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Solution

The fourth proportional to 1,347,687.45, 2,021,531.18 and 1,081,966.95 is: 1,622,950.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,687.45 : 2,021,531.18 = 1,081,966.95 : x
  2. Step 2: Convert to fraction form
    1,347,687.45/2,021,531.18 = 1,081,966.95/x
  3. Step 3: Cross multiply
    1,347,687.45x = 2,021,531.18 × 1,081,966.95
  4. Step 4: Simplify right side
    1,347,687.45x = 2,187,229,919,744.67
  5. Step 5: Solve for x
    x = 2,187,229,919,744.67/1,347,687.45
  6. Step 6: Final answer
    x = 1,622,950.43

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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.