Home / 1,686,645.40-2,327,587.52-922,731.16

Finding the Fourth Proportional to 1,686,645.40, 2,327,587.52 and 922,731.16

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Solution

The fourth proportional to 1,686,645.40, 2,327,587.52 and 922,731.16 is: 1,273,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,645.40 : 2,327,587.52 = 922,731.16 : x
  2. Step 2: Convert to fraction form
    1,686,645.40/2,327,587.52 = 922,731.16/x
  3. Step 3: Cross multiply
    1,686,645.40x = 2,327,587.52 × 922,731.16
  4. Step 4: Simplify right side
    1,686,645.40x = 2,147,737,532,331.12
  5. Step 5: Solve for x
    x = 2,147,737,532,331.12/1,686,645.40
  6. Step 6: Final answer
    x = 1,273,378.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.