Home / 1,116,531.40-1,674,797.10-1,107,200.20

Finding the Fourth Proportional to 1,116,531.40, 1,674,797.10 and 1,107,200.20

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Solution

The fourth proportional to 1,116,531.40, 1,674,797.10 and 1,107,200.20 is: 1,660,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,531.40 : 1,674,797.10 = 1,107,200.20 : x
  2. Step 2: Convert to fraction form
    1,116,531.40/1,674,797.10 = 1,107,200.20/x
  3. Step 3: Cross multiply
    1,116,531.40x = 1,674,797.10 × 1,107,200.20
  4. Step 4: Simplify right side
    1,116,531.40x = 1,854,335,684,079.42
  5. Step 5: Solve for x
    x = 1,854,335,684,079.42/1,116,531.40
  6. Step 6: Final answer
    x = 1,660,800.30

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Similar ratio
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1.5x scale

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.