Home / 2,491,542.78-3,736,959.39-785,464.62

Finding the Fourth Proportional to 2,491,542.78, 3,736,959.39 and 785,464.62

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Solution

The fourth proportional to 2,491,542.78, 3,736,959.39 and 785,464.62 is: 1,178,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,542.78 : 3,736,959.39 = 785,464.62 : x
  2. Step 2: Convert to fraction form
    2,491,542.78/3,736,959.39 = 785,464.62/x
  3. Step 3: Cross multiply
    2,491,542.78x = 3,736,959.39 × 785,464.62
  4. Step 4: Simplify right side
    2,491,542.78x = 2,935,249,387,221.78
  5. Step 5: Solve for x
    x = 2,935,249,387,221.78/2,491,542.78
  6. Step 6: Final answer
    x = 1,178,085.08

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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.