Home / 1,986,899.28-2,980,376.25-566,954.90

Finding the Fourth Proportional to 1,986,899.28, 2,980,376.25 and 566,954.90

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Solution

The fourth proportional to 1,986,899.28, 2,980,376.25 and 566,954.90 is: 850,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,899.28 : 2,980,376.25 = 566,954.90 : x
  2. Step 2: Convert to fraction form
    1,986,899.28/2,980,376.25 = 566,954.90/x
  3. Step 3: Cross multiply
    1,986,899.28x = 2,980,376.25 × 566,954.90
  4. Step 4: Simplify right side
    1,986,899.28x = 1,689,738,918,781.13
  5. Step 5: Solve for x
    x = 1,689,738,918,781.13/1,986,899.28
  6. Step 6: Final answer
    x = 850,440.15

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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.