Home / 3,387,864.11-5,080,718.41-1,112,860.69

Finding the Fourth Proportional to 3,387,864.11, 5,080,718.41 and 1,112,860.69

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Solution

The fourth proportional to 3,387,864.11, 5,080,718.41 and 1,112,860.69 is: 1,668,937.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,864.11 : 5,080,718.41 = 1,112,860.69 : x
  2. Step 2: Convert to fraction form
    3,387,864.11/5,080,718.41 = 1,112,860.69/x
  3. Step 3: Cross multiply
    3,387,864.11x = 5,080,718.41 × 1,112,860.69
  4. Step 4: Simplify right side
    3,387,864.11x = 5,654,131,779,964.36
  5. Step 5: Solve for x
    x = 5,654,131,779,964.36/3,387,864.11
  6. Step 6: Final answer
    x = 1,668,937.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.