Home / 3,418,598.88-5,126,005.42-1,398,261.71

Finding the Fourth Proportional to 3,418,598.88, 5,126,005.42 and 1,398,261.71

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Solution

The fourth proportional to 3,418,598.88, 5,126,005.42 and 1,398,261.71 is: 2,096,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,598.88 : 5,126,005.42 = 1,398,261.71 : x
  2. Step 2: Convert to fraction form
    3,418,598.88/5,126,005.42 = 1,398,261.71/x
  3. Step 3: Cross multiply
    3,418,598.88x = 5,126,005.42 × 1,398,261.71
  4. Step 4: Simplify right side
    3,418,598.88x = 7,167,497,113,357.83
  5. Step 5: Solve for x
    x = 7,167,497,113,357.83/3,418,598.88
  6. Step 6: Final answer
    x = 2,096,618.34

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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.