Home / 1,346,348.80-1,858,134.06-773,499.70

Finding the Fourth Proportional to 1,346,348.80, 1,858,134.06 and 773,499.70

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Solution

The fourth proportional to 1,346,348.80, 1,858,134.06 and 773,499.70 is: 1,067,528.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,348.80 : 1,858,134.06 = 773,499.70 : x
  2. Step 2: Convert to fraction form
    1,346,348.80/1,858,134.06 = 773,499.70/x
  3. Step 3: Cross multiply
    1,346,348.80x = 1,858,134.06 × 773,499.70
  4. Step 4: Simplify right side
    1,346,348.80x = 1,437,266,137,969.78
  5. Step 5: Solve for x
    x = 1,437,266,137,969.78/1,346,348.80
  6. Step 6: Final answer
    x = 1,067,528.81

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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.