Home / 4,253,642.40-6,381,046.80-1,413,458.40

Finding the Fourth Proportional to 4,253,642.40, 6,381,046.80 and 1,413,458.40

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Solution

The fourth proportional to 4,253,642.40, 6,381,046.80 and 1,413,458.40 is: 2,120,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,642.40 : 6,381,046.80 = 1,413,458.40 : x
  2. Step 2: Convert to fraction form
    4,253,642.40/6,381,046.80 = 1,413,458.40/x
  3. Step 3: Cross multiply
    4,253,642.40x = 6,381,046.80 × 1,413,458.40
  4. Step 4: Simplify right side
    4,253,642.40x = 9,019,344,200,253.12
  5. Step 5: Solve for x
    x = 9,019,344,200,253.12/4,253,642.40
  6. Step 6: Final answer
    x = 2,120,381.39

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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.