Home / 1,116,778.32-1,531,115.85-1,096,600.06

Finding the Fourth Proportional to 1,116,778.32, 1,531,115.85 and 1,096,600.06

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Solution

The fourth proportional to 1,116,778.32, 1,531,115.85 and 1,096,600.06 is: 1,503,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,778.32 : 1,531,115.85 = 1,096,600.06 : x
  2. Step 2: Convert to fraction form
    1,116,778.32/1,531,115.85 = 1,096,600.06/x
  3. Step 3: Cross multiply
    1,116,778.32x = 1,531,115.85 × 1,096,600.06
  4. Step 4: Simplify right side
    1,116,778.32x = 1,679,021,732,976.95
  5. Step 5: Solve for x
    x = 1,679,021,732,976.95/1,116,778.32
  6. Step 6: Final answer
    x = 1,503,451.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.