Home / 1,418,081.08-1,956,958.04-773,515.12

Finding the Fourth Proportional to 1,418,081.08, 1,956,958.04 and 773,515.12

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Solution

The fourth proportional to 1,418,081.08, 1,956,958.04 and 773,515.12 is: 1,067,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,081.08 : 1,956,958.04 = 773,515.12 : x
  2. Step 2: Convert to fraction form
    1,418,081.08/1,956,958.04 = 773,515.12/x
  3. Step 3: Cross multiply
    1,418,081.08x = 1,956,958.04 × 773,515.12
  4. Step 4: Simplify right side
    1,418,081.08x = 1,513,736,633,145.57
  5. Step 5: Solve for x
    x = 1,513,736,633,145.57/1,418,081.08
  6. Step 6: Final answer
    x = 1,067,454.22

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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.