Home / 1,458,114.30-2,187,171.45-1,255,160.70

Finding the Fourth Proportional to 1,458,114.30, 2,187,171.45 and 1,255,160.70

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Solution

The fourth proportional to 1,458,114.30, 2,187,171.45 and 1,255,160.70 is: 1,882,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,114.30 : 2,187,171.45 = 1,255,160.70 : x
  2. Step 2: Convert to fraction form
    1,458,114.30/2,187,171.45 = 1,255,160.70/x
  3. Step 3: Cross multiply
    1,458,114.30x = 2,187,171.45 × 1,255,160.70
  4. Step 4: Simplify right side
    1,458,114.30x = 2,745,251,648,202.02
  5. Step 5: Solve for x
    x = 2,745,251,648,202.02/1,458,114.30
  6. Step 6: Final answer
    x = 1,882,741.05

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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.