Home / 1,167,274.38-1,611,588.36-732,288.12

Finding the Fourth Proportional to 1,167,274.38, 1,611,588.36 and 732,288.12

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Solution

The fourth proportional to 1,167,274.38, 1,611,588.36 and 732,288.12 is: 1,011,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,274.38 : 1,611,588.36 = 732,288.12 : x
  2. Step 2: Convert to fraction form
    1,167,274.38/1,611,588.36 = 732,288.12/x
  3. Step 3: Cross multiply
    1,167,274.38x = 1,611,588.36 × 732,288.12
  4. Step 4: Simplify right side
    1,167,274.38x = 1,180,147,010,358.28
  5. Step 5: Solve for x
    x = 1,180,147,010,358.28/1,167,274.38
  6. Step 6: Final answer
    x = 1,011,027.94

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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.