Home / 1,859,874.08-2,790,875.45-722,488.88

Finding the Fourth Proportional to 1,859,874.08, 2,790,875.45 and 722,488.88

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Solution

The fourth proportional to 1,859,874.08, 2,790,875.45 and 722,488.88 is: 1,084,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,874.08 : 2,790,875.45 = 722,488.88 : x
  2. Step 2: Convert to fraction form
    1,859,874.08/2,790,875.45 = 722,488.88/x
  3. Step 3: Cross multiply
    1,859,874.08x = 2,790,875.45 × 722,488.88
  4. Step 4: Simplify right side
    1,859,874.08x = 2,016,376,486,873.41
  5. Step 5: Solve for x
    x = 2,016,376,486,873.41/1,859,874.08
  6. Step 6: Final answer
    x = 1,084,146.78

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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.