Home / 3,415,097.28-5,121,186.86-1,976,773.46

Finding the Fourth Proportional to 3,415,097.28, 5,121,186.86 and 1,976,773.46

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Solution

The fourth proportional to 3,415,097.28, 5,121,186.86 and 1,976,773.46 is: 2,964,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,097.28 : 5,121,186.86 = 1,976,773.46 : x
  2. Step 2: Convert to fraction form
    3,415,097.28/5,121,186.86 = 1,976,773.46/x
  3. Step 3: Cross multiply
    3,415,097.28x = 5,121,186.86 × 1,976,773.46
  4. Step 4: Simplify right side
    3,415,097.28x = 10,123,426,268,548.74
  5. Step 5: Solve for x
    x = 10,123,426,268,548.74/3,415,097.28
  6. Step 6: Final answer
    x = 2,964,315.64

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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.