Home / 832,062.17-1,147,881.11-487,723.55

Finding the Fourth Proportional to 832,062.17, 1,147,881.11 and 487,723.55

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Solution

The fourth proportional to 832,062.17, 1,147,881.11 and 487,723.55 is: 672,844.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,062.17 : 1,147,881.11 = 487,723.55 : x
  2. Step 2: Convert to fraction form
    832,062.17/1,147,881.11 = 487,723.55/x
  3. Step 3: Cross multiply
    832,062.17x = 1,147,881.11 × 487,723.55
  4. Step 4: Simplify right side
    832,062.17x = 559,848,641,769.12
  5. Step 5: Solve for x
    x = 559,848,641,769.12/832,062.17
  6. Step 6: Final answer
    x = 672,844.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.