Home / 1,234,150.60-1,851,225.90-392,787.40

Finding the Fourth Proportional to 1,234,150.60, 1,851,225.90 and 392,787.40

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Solution

The fourth proportional to 1,234,150.60, 1,851,225.90 and 392,787.40 is: 589,181.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,150.60 : 1,851,225.90 = 392,787.40 : x
  2. Step 2: Convert to fraction form
    1,234,150.60/1,851,225.90 = 392,787.40/x
  3. Step 3: Cross multiply
    1,234,150.60x = 1,851,225.90 × 392,787.40
  4. Step 4: Simplify right side
    1,234,150.60x = 727,138,208,073.66
  5. Step 5: Solve for x
    x = 727,138,208,073.66/1,234,150.60
  6. Step 6: Final answer
    x = 589,181.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.