Home / 1,718,380.90-2,577,903.28-653,340.15

Finding the Fourth Proportional to 1,718,380.90, 2,577,903.28 and 653,340.15

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Solution

The fourth proportional to 1,718,380.90, 2,577,903.28 and 653,340.15 is: 980,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,380.90 : 2,577,903.28 = 653,340.15 : x
  2. Step 2: Convert to fraction form
    1,718,380.90/2,577,903.28 = 653,340.15/x
  3. Step 3: Cross multiply
    1,718,380.90x = 2,577,903.28 × 653,340.15
  4. Step 4: Simplify right side
    1,718,380.90x = 1,684,247,717,229.72
  5. Step 5: Solve for x
    x = 1,684,247,717,229.72/1,718,380.90
  6. Step 6: Final answer
    x = 980,136.43

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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.