Home / 1,049,101.20-1,573,651.80-931,003.20

Finding the Fourth Proportional to 1,049,101.20, 1,573,651.80 and 931,003.20

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Solution

The fourth proportional to 1,049,101.20, 1,573,651.80 and 931,003.20 is: 1,396,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,101.20 : 1,573,651.80 = 931,003.20 : x
  2. Step 2: Convert to fraction form
    1,049,101.20/1,573,651.80 = 931,003.20/x
  3. Step 3: Cross multiply
    1,049,101.20x = 1,573,651.80 × 931,003.20
  4. Step 4: Simplify right side
    1,049,101.20x = 1,465,074,861,485.76
  5. Step 5: Solve for x
    x = 1,465,074,861,485.76/1,049,101.20
  6. Step 6: Final answer
    x = 1,396,504.80

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Double scale
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Similar ratio
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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.