Home / 1,111,398.27-1,667,097.36-512,182.14

Finding the Fourth Proportional to 1,111,398.27, 1,667,097.36 and 512,182.14

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Solution

The fourth proportional to 1,111,398.27, 1,667,097.36 and 512,182.14 is: 768,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,398.27 : 1,667,097.36 = 512,182.14 : x
  2. Step 2: Convert to fraction form
    1,111,398.27/1,667,097.36 = 512,182.14/x
  3. Step 3: Cross multiply
    1,111,398.27x = 1,667,097.36 × 512,182.14
  4. Step 4: Simplify right side
    1,111,398.27x = 853,857,493,433.15
  5. Step 5: Solve for x
    x = 853,857,493,433.15/1,111,398.27
  6. Step 6: Final answer
    x = 768,273.19

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Double scale
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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.