Home / 1,022,727.06-1,534,312.13-391,640.94

Finding the Fourth Proportional to 1,022,727.06, 1,534,312.13 and 391,640.94

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Solution

The fourth proportional to 1,022,727.06, 1,534,312.13 and 391,640.94 is: 587,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,727.06 : 1,534,312.13 = 391,640.94 : x
  2. Step 2: Convert to fraction form
    1,022,727.06/1,534,312.13 = 391,640.94/x
  3. Step 3: Cross multiply
    1,022,727.06x = 1,534,312.13 × 391,640.94
  4. Step 4: Simplify right side
    1,022,727.06x = 600,899,442,888.40
  5. Step 5: Solve for x
    x = 600,899,442,888.40/1,022,727.06
  6. Step 6: Final answer
    x = 587,546.24

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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.