Home / 1,686,787.20-2,327,792.58-922,853.52

Finding the Fourth Proportional to 1,686,787.20, 2,327,792.58 and 922,853.52

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Solution

The fourth proportional to 1,686,787.20, 2,327,792.58 and 922,853.52 is: 1,273,552.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,787.20 : 2,327,792.58 = 922,853.52 : x
  2. Step 2: Convert to fraction form
    1,686,787.20/2,327,792.58 = 922,853.52/x
  3. Step 3: Cross multiply
    1,686,787.20x = 2,327,792.58 × 922,853.52
  4. Step 4: Simplify right side
    1,686,787.20x = 2,148,211,576,282.88
  5. Step 5: Solve for x
    x = 2,148,211,576,282.88/1,686,787.20
  6. Step 6: Final answer
    x = 1,273,552.22

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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.