Home / 1,227,520.60-1,838,999.94-667,026.52

Finding the Fourth Proportional to 1,227,520.60, 1,838,999.94 and 667,026.52

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Solution

The fourth proportional to 1,227,520.60, 1,838,999.94 and 667,026.52 is: 999,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,520.60 : 1,838,999.94 = 667,026.52 : x
  2. Step 2: Convert to fraction form
    1,227,520.60/1,838,999.94 = 667,026.52/x
  3. Step 3: Cross multiply
    1,227,520.60x = 1,838,999.94 × 667,026.52
  4. Step 4: Simplify right side
    1,227,520.60x = 1,226,661,730,258.41
  5. Step 5: Solve for x
    x = 1,226,661,730,258.41/1,227,520.60
  6. Step 6: Final answer
    x = 999,300.32

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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.