Home / 1,391,037.24-2,083,473.06-1,068,817.38

Finding the Fourth Proportional to 1,391,037.24, 2,083,473.06 and 1,068,817.38

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Solution

The fourth proportional to 1,391,037.24, 2,083,473.06 and 1,068,817.38 is: 1,600,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,037.24 : 2,083,473.06 = 1,068,817.38 : x
  2. Step 2: Convert to fraction form
    1,391,037.24/2,083,473.06 = 1,068,817.38/x
  3. Step 3: Cross multiply
    1,391,037.24x = 2,083,473.06 × 1,068,817.38
  4. Step 4: Simplify right side
    1,391,037.24x = 2,226,852,217,289.78
  5. Step 5: Solve for x
    x = 2,226,852,217,289.78/1,391,037.24
  6. Step 6: Final answer
    x = 1,600,857.37

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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.