Home / 3,218,371.07-4,441,353.69-1,768,159.89

Finding the Fourth Proportional to 3,218,371.07, 4,441,353.69 and 1,768,159.89

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Solution

The fourth proportional to 3,218,371.07, 4,441,353.69 and 1,768,159.89 is: 2,440,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,371.07 : 4,441,353.69 = 1,768,159.89 : x
  2. Step 2: Convert to fraction form
    3,218,371.07/4,441,353.69 = 1,768,159.89/x
  3. Step 3: Cross multiply
    3,218,371.07x = 4,441,353.69 × 1,768,159.89
  4. Step 4: Simplify right side
    3,218,371.07x = 7,853,023,451,961.49
  5. Step 5: Solve for x
    x = 7,853,023,451,961.49/3,218,371.07
  6. Step 6: Final answer
    x = 2,440,061.54

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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.