Home / 1,278,231.31-1,764,598.35-794,952.15

Finding the Fourth Proportional to 1,278,231.31, 1,764,598.35 and 794,952.15

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Solution

The fourth proportional to 1,278,231.31, 1,764,598.35 and 794,952.15 is: 1,097,431.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,231.31 : 1,764,598.35 = 794,952.15 : x
  2. Step 2: Convert to fraction form
    1,278,231.31/1,764,598.35 = 794,952.15/x
  3. Step 3: Cross multiply
    1,278,231.31x = 1,764,598.35 × 794,952.15
  4. Step 4: Simplify right side
    1,278,231.31x = 1,402,771,252,218.95
  5. Step 5: Solve for x
    x = 1,402,771,252,218.95/1,278,231.31
  6. Step 6: Final answer
    x = 1,097,431.46

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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.