Home / 1,003,011.24-1,383,114.85-858,295.90

Finding the Fourth Proportional to 1,003,011.24, 1,383,114.85 and 858,295.90

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Solution

The fourth proportional to 1,003,011.24, 1,383,114.85 and 858,295.90 is: 1,183,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,011.24 : 1,383,114.85 = 858,295.90 : x
  2. Step 2: Convert to fraction form
    1,003,011.24/1,383,114.85 = 858,295.90/x
  3. Step 3: Cross multiply
    1,003,011.24x = 1,383,114.85 × 858,295.90
  4. Step 4: Simplify right side
    1,003,011.24x = 1,187,121,804,984.12
  5. Step 5: Solve for x
    x = 1,187,121,804,984.12/1,003,011.24
  6. Step 6: Final answer
    x = 1,183,557.83

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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.