Home / 2,760,244.40-4,140,531.94-866,985.78

Finding the Fourth Proportional to 2,760,244.40, 4,140,531.94 and 866,985.78

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Solution

The fourth proportional to 2,760,244.40, 4,140,531.94 and 866,985.78 is: 1,300,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,244.40 : 4,140,531.94 = 866,985.78 : x
  2. Step 2: Convert to fraction form
    2,760,244.40/4,140,531.94 = 866,985.78/x
  3. Step 3: Cross multiply
    2,760,244.40x = 4,140,531.94 × 866,985.78
  4. Step 4: Simplify right side
    2,760,244.40x = 3,589,782,313,615.81
  5. Step 5: Solve for x
    x = 3,589,782,313,615.81/2,760,244.40
  6. Step 6: Final answer
    x = 1,300,530.60

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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.