Home / 1,720,382.12-2,374,136.55-946,062.89

Finding the Fourth Proportional to 1,720,382.12, 2,374,136.55 and 946,062.89

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Solution

The fourth proportional to 1,720,382.12, 2,374,136.55 and 946,062.89 is: 1,305,571.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,382.12 : 2,374,136.55 = 946,062.89 : x
  2. Step 2: Convert to fraction form
    1,720,382.12/2,374,136.55 = 946,062.89/x
  3. Step 3: Cross multiply
    1,720,382.12x = 2,374,136.55 × 946,062.89
  4. Step 4: Simplify right side
    1,720,382.12x = 2,246,082,473,876.95
  5. Step 5: Solve for x
    x = 2,246,082,473,876.95/1,720,382.12
  6. Step 6: Final answer
    x = 1,305,571.86

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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.