Home / 4,485,809.40-6,720,695.10-2,729,891.40

Finding the Fourth Proportional to 4,485,809.40, 6,720,695.10 and 2,729,891.40

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Solution

The fourth proportional to 4,485,809.40, 6,720,695.10 and 2,729,891.40 is: 4,089,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485,809.40 : 6,720,695.10 = 2,729,891.40 : x
  2. Step 2: Convert to fraction form
    4,485,809.40/6,720,695.10 = 2,729,891.40/x
  3. Step 3: Cross multiply
    4,485,809.40x = 6,720,695.10 × 2,729,891.40
  4. Step 4: Simplify right side
    4,485,809.40x = 18,346,767,755,512.14
  5. Step 5: Solve for x
    x = 18,346,767,755,512.14/4,485,809.40
  6. Step 6: Final answer
    x = 4,089,957.04

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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.