Home / 3,400,787.30-4,693,055.37-1,872,861.62

Finding the Fourth Proportional to 3,400,787.30, 4,693,055.37 and 1,872,861.62

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Solution

The fourth proportional to 3,400,787.30, 4,693,055.37 and 1,872,861.62 is: 2,584,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,787.30 : 4,693,055.37 = 1,872,861.62 : x
  2. Step 2: Convert to fraction form
    3,400,787.30/4,693,055.37 = 1,872,861.62/x
  3. Step 3: Cross multiply
    3,400,787.30x = 4,693,055.37 × 1,872,861.62
  4. Step 4: Simplify right side
    3,400,787.30x = 8,789,443,283,007.90
  5. Step 5: Solve for x
    x = 8,789,443,283,007.90/3,400,787.30
  6. Step 6: Final answer
    x = 2,584,531.91

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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.