Home / 1,216,767.08-1,825,193.02-418,042.82

Finding the Fourth Proportional to 1,216,767.08, 1,825,193.02 and 418,042.82

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Solution

The fourth proportional to 1,216,767.08, 1,825,193.02 and 418,042.82 is: 627,078.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,767.08 : 1,825,193.02 = 418,042.82 : x
  2. Step 2: Convert to fraction form
    1,216,767.08/1,825,193.02 = 418,042.82/x
  3. Step 3: Cross multiply
    1,216,767.08x = 1,825,193.02 × 418,042.82
  4. Step 4: Simplify right side
    1,216,767.08x = 763,008,837,125.12
  5. Step 5: Solve for x
    x = 763,008,837,125.12/1,216,767.08
  6. Step 6: Final answer
    x = 627,078.80

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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.