Home / 1,503,059.13-2,073,280.41-986,839.65

Finding the Fourth Proportional to 1,503,059.13, 2,073,280.41 and 986,839.65

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Solution

The fourth proportional to 1,503,059.13, 2,073,280.41 and 986,839.65 is: 1,361,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,059.13 : 2,073,280.41 = 986,839.65 : x
  2. Step 2: Convert to fraction form
    1,503,059.13/2,073,280.41 = 986,839.65/x
  3. Step 3: Cross multiply
    1,503,059.13x = 2,073,280.41 × 986,839.65
  4. Step 4: Simplify right side
    1,503,059.13x = 2,045,995,314,156.26
  5. Step 5: Solve for x
    x = 2,045,995,314,156.26/1,503,059.13
  6. Step 6: Final answer
    x = 1,361,220.78

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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.