Home / 2,505,685.68-3,457,848.42-1,359,765.90

Finding the Fourth Proportional to 2,505,685.68, 3,457,848.42 and 1,359,765.90

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Solution

The fourth proportional to 2,505,685.68, 3,457,848.42 and 1,359,765.90 is: 1,876,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,685.68 : 3,457,848.42 = 1,359,765.90 : x
  2. Step 2: Convert to fraction form
    2,505,685.68/3,457,848.42 = 1,359,765.90/x
  3. Step 3: Cross multiply
    2,505,685.68x = 3,457,848.42 × 1,359,765.90
  4. Step 4: Simplify right side
    2,505,685.68x = 4,701,864,368,884.88
  5. Step 5: Solve for x
    x = 4,701,864,368,884.88/2,505,685.68
  6. Step 6: Final answer
    x = 1,876,478.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.