Home / 1,168,863.20-1,753,294.80-637,422.20

Finding the Fourth Proportional to 1,168,863.20, 1,753,294.80 and 637,422.20

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Solution

The fourth proportional to 1,168,863.20, 1,753,294.80 and 637,422.20 is: 956,133.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,863.20 : 1,753,294.80 = 637,422.20 : x
  2. Step 2: Convert to fraction form
    1,168,863.20/1,753,294.80 = 637,422.20/x
  3. Step 3: Cross multiply
    1,168,863.20x = 1,753,294.80 × 637,422.20
  4. Step 4: Simplify right side
    1,168,863.20x = 1,117,589,028,664.56
  5. Step 5: Solve for x
    x = 1,117,589,028,664.56/1,168,863.20
  6. Step 6: Final answer
    x = 956,133.30

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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.