Home / 1,965,774.38-2,948,659.11-618,054.66

Finding the Fourth Proportional to 1,965,774.38, 2,948,659.11 and 618,054.66

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Solution

The fourth proportional to 1,965,774.38, 2,948,659.11 and 618,054.66 is: 927,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,774.38 : 2,948,659.11 = 618,054.66 : x
  2. Step 2: Convert to fraction form
    1,965,774.38/2,948,659.11 = 618,054.66/x
  3. Step 3: Cross multiply
    1,965,774.38x = 2,948,659.11 × 618,054.66
  4. Step 4: Simplify right side
    1,965,774.38x = 1,822,432,503,686.95
  5. Step 5: Solve for x
    x = 1,822,432,503,686.95/1,965,774.38
  6. Step 6: Final answer
    x = 927,081.22

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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.