Home / 1,244,895.10-1,867,381.05-486,706.30

Finding the Fourth Proportional to 1,244,895.10, 1,867,381.05 and 486,706.30

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Solution

The fourth proportional to 1,244,895.10, 1,867,381.05 and 486,706.30 is: 730,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,895.10 : 1,867,381.05 = 486,706.30 : x
  2. Step 2: Convert to fraction form
    1,244,895.10/1,867,381.05 = 486,706.30/x
  3. Step 3: Cross multiply
    1,244,895.10x = 1,867,381.05 × 486,706.30
  4. Step 4: Simplify right side
    1,244,895.10x = 908,866,121,535.62
  5. Step 5: Solve for x
    x = 908,866,121,535.62/1,244,895.10
  6. Step 6: Final answer
    x = 730,074.46

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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.