Home / 2,663,023.44-3,994,564.32-769,781.28

Finding the Fourth Proportional to 2,663,023.44, 3,994,564.32 and 769,781.28

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Solution

The fourth proportional to 2,663,023.44, 3,994,564.32 and 769,781.28 is: 1,154,680.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,023.44 : 3,994,564.32 = 769,781.28 : x
  2. Step 2: Convert to fraction form
    2,663,023.44/3,994,564.32 = 769,781.28/x
  3. Step 3: Cross multiply
    2,663,023.44x = 3,994,564.32 × 769,781.28
  4. Step 4: Simplify right side
    2,663,023.44x = 3,074,940,835,291.93
  5. Step 5: Solve for x
    x = 3,074,940,835,291.93/2,663,023.44
  6. Step 6: Final answer
    x = 1,154,680.35

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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.