Home / 3,415,195.79-5,121,335.40-1,976,872.01

Finding the Fourth Proportional to 3,415,195.79, 5,121,335.40 and 1,976,872.01

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Solution

The fourth proportional to 3,415,195.79, 5,121,335.40 and 1,976,872.01 is: 2,964,463.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,195.79 : 5,121,335.40 = 1,976,872.01 : x
  2. Step 2: Convert to fraction form
    3,415,195.79/5,121,335.40 = 1,976,872.01/x
  3. Step 3: Cross multiply
    3,415,195.79x = 5,121,335.40 × 1,976,872.01
  4. Step 4: Simplify right side
    3,415,195.79x = 10,124,224,580,475.48
  5. Step 5: Solve for x
    x = 10,124,224,580,475.48/3,415,195.79
  6. Step 6: Final answer
    x = 2,964,463.88

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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.