Home / 1,458,066.20-2,187,099.30-897,416.60

Finding the Fourth Proportional to 1,458,066.20, 2,187,099.30 and 897,416.60

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Solution

The fourth proportional to 1,458,066.20, 2,187,099.30 and 897,416.60 is: 1,346,124.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,066.20 : 2,187,099.30 = 897,416.60 : x
  2. Step 2: Convert to fraction form
    1,458,066.20/2,187,099.30 = 897,416.60/x
  3. Step 3: Cross multiply
    1,458,066.20x = 2,187,099.30 × 897,416.60
  4. Step 4: Simplify right side
    1,458,066.20x = 1,962,739,217,668.38
  5. Step 5: Solve for x
    x = 1,962,739,217,668.38/1,458,066.20
  6. Step 6: Final answer
    x = 1,346,124.90

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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.