Home / 1,414,570.80-1,952,159.40-769,959.84

Finding the Fourth Proportional to 1,414,570.80, 1,952,159.40 and 769,959.84

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Solution

The fourth proportional to 1,414,570.80, 1,952,159.40 and 769,959.84 is: 1,062,572.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,570.80 : 1,952,159.40 = 769,959.84 : x
  2. Step 2: Convert to fraction form
    1,414,570.80/1,952,159.40 = 769,959.84/x
  3. Step 3: Cross multiply
    1,414,570.80x = 1,952,159.40 × 769,959.84
  4. Step 4: Simplify right side
    1,414,570.80x = 1,503,084,339,278.50
  5. Step 5: Solve for x
    x = 1,503,084,339,278.50/1,414,570.80
  6. Step 6: Final answer
    x = 1,062,572.72

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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.