Home / 1,612,139.83-2,224,787.42-886,989.62

Finding the Fourth Proportional to 1,612,139.83, 2,224,787.42 and 886,989.62

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Solution

The fourth proportional to 1,612,139.83, 2,224,787.42 and 886,989.62 is: 1,224,064.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,139.83 : 2,224,787.42 = 886,989.62 : x
  2. Step 2: Convert to fraction form
    1,612,139.83/2,224,787.42 = 886,989.62/x
  3. Step 3: Cross multiply
    1,612,139.83x = 2,224,787.42 × 886,989.62
  4. Step 4: Simplify right side
    1,612,139.83x = 1,973,363,348,246.58
  5. Step 5: Solve for x
    x = 1,973,363,348,246.58/1,612,139.83
  6. Step 6: Final answer
    x = 1,224,064.63

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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.