Home / 1,199,122.32-1,654,788.96-662,578.32

Finding the Fourth Proportional to 1,199,122.32, 1,654,788.96 and 662,578.32

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Solution

The fourth proportional to 1,199,122.32, 1,654,788.96 and 662,578.32 is: 914,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,122.32 : 1,654,788.96 = 662,578.32 : x
  2. Step 2: Convert to fraction form
    1,199,122.32/1,654,788.96 = 662,578.32/x
  3. Step 3: Cross multiply
    1,199,122.32x = 1,654,788.96 × 662,578.32
  4. Step 4: Simplify right side
    1,199,122.32x = 1,096,427,289,071.35
  5. Step 5: Solve for x
    x = 1,096,427,289,071.35/1,199,122.32
  6. Step 6: Final answer
    x = 914,358.17

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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.