Home / 3,391,441.10-5,087,161.65-866,962.70

Finding the Fourth Proportional to 3,391,441.10, 5,087,161.65 and 866,962.70

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Solution

The fourth proportional to 3,391,441.10, 5,087,161.65 and 866,962.70 is: 1,300,444.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,441.10 : 5,087,161.65 = 866,962.70 : x
  2. Step 2: Convert to fraction form
    3,391,441.10/5,087,161.65 = 866,962.70/x
  3. Step 3: Cross multiply
    3,391,441.10x = 5,087,161.65 × 866,962.70
  4. Step 4: Simplify right side
    3,391,441.10x = 4,410,379,399,420.46
  5. Step 5: Solve for x
    x = 4,410,379,399,420.46/3,391,441.10
  6. Step 6: Final answer
    x = 1,300,444.05

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Similar ratio
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1.5x scale

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.