Home / 1,376,632.19-1,899,805.74-941,960.70

Finding the Fourth Proportional to 1,376,632.19, 1,899,805.74 and 941,960.70

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Solution

The fourth proportional to 1,376,632.19, 1,899,805.74 and 941,960.70 is: 1,299,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,632.19 : 1,899,805.74 = 941,960.70 : x
  2. Step 2: Convert to fraction form
    1,376,632.19/1,899,805.74 = 941,960.70/x
  3. Step 3: Cross multiply
    1,376,632.19x = 1,899,805.74 × 941,960.70
  4. Step 4: Simplify right side
    1,376,632.19x = 1,789,542,344,714.42
  5. Step 5: Solve for x
    x = 1,789,542,344,714.42/1,376,632.19
  6. Step 6: Final answer
    x = 1,299,942.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.