Home / 1,260,836.10-1,739,882.90-717,104.16

Finding the Fourth Proportional to 1,260,836.10, 1,739,882.90 and 717,104.16

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Solution

The fourth proportional to 1,260,836.10, 1,739,882.90 and 717,104.16 is: 989,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,836.10 : 1,739,882.90 = 717,104.16 : x
  2. Step 2: Convert to fraction form
    1,260,836.10/1,739,882.90 = 717,104.16/x
  3. Step 3: Cross multiply
    1,260,836.10x = 1,739,882.90 × 717,104.16
  4. Step 4: Simplify right side
    1,260,836.10x = 1,247,677,265,502.86
  5. Step 5: Solve for x
    x = 1,247,677,265,502.86/1,260,836.10
  6. Step 6: Final answer
    x = 989,563.41

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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.