Home / 1,105,540.40-1,658,310.60-751,246.40

Finding the Fourth Proportional to 1,105,540.40, 1,658,310.60 and 751,246.40

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Solution

The fourth proportional to 1,105,540.40, 1,658,310.60 and 751,246.40 is: 1,126,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,540.40 : 1,658,310.60 = 751,246.40 : x
  2. Step 2: Convert to fraction form
    1,105,540.40/1,658,310.60 = 751,246.40/x
  3. Step 3: Cross multiply
    1,105,540.40x = 1,658,310.60 × 751,246.40
  4. Step 4: Simplify right side
    1,105,540.40x = 1,245,799,868,331.84
  5. Step 5: Solve for x
    x = 1,245,799,868,331.84/1,105,540.40
  6. Step 6: Final answer
    x = 1,126,869.60

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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.