Home / 3,187,114.20-4,398,217.92-1,736,809.20

Finding the Fourth Proportional to 3,187,114.20, 4,398,217.92 and 1,736,809.20

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Solution

The fourth proportional to 3,187,114.20, 4,398,217.92 and 1,736,809.20 is: 2,396,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,114.20 : 4,398,217.92 = 1,736,809.20 : x
  2. Step 2: Convert to fraction form
    3,187,114.20/4,398,217.92 = 1,736,809.20/x
  3. Step 3: Cross multiply
    3,187,114.20x = 4,398,217.92 × 1,736,809.20
  4. Step 4: Simplify right side
    3,187,114.20x = 7,638,865,347,060.86
  5. Step 5: Solve for x
    x = 7,638,865,347,060.86/3,187,114.20
  6. Step 6: Final answer
    x = 2,396,796.87

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1.5x scale

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.