Home / 1,008,036.81-1,511,530.23-475,414.83

Finding the Fourth Proportional to 1,008,036.81, 1,511,530.23 and 475,414.83

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Solution

The fourth proportional to 1,008,036.81, 1,511,530.23 and 475,414.83 is: 712,874.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,036.81 : 1,511,530.23 = 475,414.83 : x
  2. Step 2: Convert to fraction form
    1,008,036.81/1,511,530.23 = 475,414.83/x
  3. Step 3: Cross multiply
    1,008,036.81x = 1,511,530.23 × 475,414.83
  4. Step 4: Simplify right side
    1,008,036.81x = 718,603,887,335.31
  5. Step 5: Solve for x
    x = 718,603,887,335.31/1,008,036.81
  6. Step 6: Final answer
    x = 712,874.65

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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.