Home / 1,278,234.81-1,764,603.18-794,955.65

Finding the Fourth Proportional to 1,278,234.81, 1,764,603.18 and 794,955.65

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Solution

The fourth proportional to 1,278,234.81, 1,764,603.18 and 794,955.65 is: 1,097,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,234.81 : 1,764,603.18 = 794,955.65 : x
  2. Step 2: Convert to fraction form
    1,278,234.81/1,764,603.18 = 794,955.65/x
  3. Step 3: Cross multiply
    1,278,234.81x = 1,764,603.18 × 794,955.65
  4. Step 4: Simplify right side
    1,278,234.81x = 1,402,781,259,125.95
  5. Step 5: Solve for x
    x = 1,402,781,259,125.95/1,278,234.81
  6. Step 6: Final answer
    x = 1,097,436.28

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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.