Home / 1,211,446.06-1,817,103.30-369,932.20

Finding the Fourth Proportional to 1,211,446.06, 1,817,103.30 and 369,932.20

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Solution

The fourth proportional to 1,211,446.06, 1,817,103.30 and 369,932.20 is: 554,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,446.06 : 1,817,103.30 = 369,932.20 : x
  2. Step 2: Convert to fraction form
    1,211,446.06/1,817,103.30 = 369,932.20/x
  3. Step 3: Cross multiply
    1,211,446.06x = 1,817,103.30 × 369,932.20
  4. Step 4: Simplify right side
    1,211,446.06x = 672,205,021,396.26
  5. Step 5: Solve for x
    x = 672,205,021,396.26/1,211,446.06
  6. Step 6: Final answer
    x = 554,878.21

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Double scale
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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.