Home / 3,100,500.20-4,650,449.40-941,543.90

Finding the Fourth Proportional to 3,100,500.20, 4,650,449.40 and 941,543.90

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Solution

The fourth proportional to 3,100,500.20, 4,650,449.40 and 941,543.90 is: 1,412,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,500.20 : 4,650,449.40 = 941,543.90 : x
  2. Step 2: Convert to fraction form
    3,100,500.20/4,650,449.40 = 941,543.90/x
  3. Step 3: Cross multiply
    3,100,500.20x = 4,650,449.40 × 941,543.90
  4. Step 4: Simplify right side
    3,100,500.20x = 4,378,602,264,828.66
  5. Step 5: Solve for x
    x = 4,378,602,264,828.66/3,100,500.20
  6. Step 6: Final answer
    x = 1,412,224.47

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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.