Home / 1,960,588.29-2,938,377.36-1,581,687.71

Finding the Fourth Proportional to 1,960,588.29, 2,938,377.36 and 1,581,687.71

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Solution

The fourth proportional to 1,960,588.29, 2,938,377.36 and 1,581,687.71 is: 2,370,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,588.29 : 2,938,377.36 = 1,581,687.71 : x
  2. Step 2: Convert to fraction form
    1,960,588.29/2,938,377.36 = 1,581,687.71/x
  3. Step 3: Cross multiply
    1,960,588.29x = 2,938,377.36 × 1,581,687.71
  4. Step 4: Simplify right side
    1,960,588.29x = 4,647,595,359,912.60
  5. Step 5: Solve for x
    x = 4,647,595,359,912.60/1,960,588.29
  6. Step 6: Final answer
    x = 2,370,510.61

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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.