Home / 1,458,150.10-2,187,225.15-1,157,000.20

Finding the Fourth Proportional to 1,458,150.10, 2,187,225.15 and 1,157,000.20

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Solution

The fourth proportional to 1,458,150.10, 2,187,225.15 and 1,157,000.20 is: 1,735,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,150.10 : 2,187,225.15 = 1,157,000.20 : x
  2. Step 2: Convert to fraction form
    1,458,150.10/2,187,225.15 = 1,157,000.20/x
  3. Step 3: Cross multiply
    1,458,150.10x = 2,187,225.15 × 1,157,000.20
  4. Step 4: Simplify right side
    1,458,150.10x = 2,530,619,935,995.03
  5. Step 5: Solve for x
    x = 2,530,619,935,995.03/1,458,150.10
  6. Step 6: Final answer
    x = 1,735,500.30

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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.