Home / 4,253,618.40-6,381,010.80-1,413,434.40

Finding the Fourth Proportional to 4,253,618.40, 6,381,010.80 and 1,413,434.40

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Solution

The fourth proportional to 4,253,618.40, 6,381,010.80 and 1,413,434.40 is: 2,120,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253,618.40 : 6,381,010.80 = 1,413,434.40 : x
  2. Step 2: Convert to fraction form
    4,253,618.40/6,381,010.80 = 1,413,434.40/x
  3. Step 3: Cross multiply
    4,253,618.40x = 6,381,010.80 × 1,413,434.40
  4. Step 4: Simplify right side
    4,253,618.40x = 9,019,140,171,491.52
  5. Step 5: Solve for x
    x = 9,019,140,171,491.52/4,253,618.40
  6. Step 6: Final answer
    x = 2,120,345.39

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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.