Home / 1,432,036.54-1,976,203.38-843,677.56

Finding the Fourth Proportional to 1,432,036.54, 1,976,203.38 and 843,677.56

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Solution

The fourth proportional to 1,432,036.54, 1,976,203.38 and 843,677.56 is: 1,164,270.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,036.54 : 1,976,203.38 = 843,677.56 : x
  2. Step 2: Convert to fraction form
    1,432,036.54/1,976,203.38 = 843,677.56/x
  3. Step 3: Cross multiply
    1,432,036.54x = 1,976,203.38 × 843,677.56
  4. Step 4: Simplify right side
    1,432,036.54x = 1,667,278,445,702.15
  5. Step 5: Solve for x
    x = 1,667,278,445,702.15/1,432,036.54
  6. Step 6: Final answer
    x = 1,164,270.88

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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.