Home / 3,419,818.26-4,719,488.13-1,891,899.06

Finding the Fourth Proportional to 3,419,818.26, 4,719,488.13 and 1,891,899.06

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Solution

The fourth proportional to 3,419,818.26, 4,719,488.13 and 1,891,899.06 is: 2,610,897.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,818.26 : 4,719,488.13 = 1,891,899.06 : x
  2. Step 2: Convert to fraction form
    3,419,818.26/4,719,488.13 = 1,891,899.06/x
  3. Step 3: Cross multiply
    3,419,818.26x = 4,719,488.13 × 1,891,899.06
  4. Step 4: Simplify right side
    3,419,818.26x = 8,928,795,156,828.16
  5. Step 5: Solve for x
    x = 8,928,795,156,828.16/3,419,818.26
  6. Step 6: Final answer
    x = 2,610,897.56

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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.