Home / 3,218,569.83-4,441,704.66-1,768,359.20

Finding the Fourth Proportional to 3,218,569.83, 4,441,704.66 and 1,768,359.20

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Solution

The fourth proportional to 3,218,569.83, 4,441,704.66 and 1,768,359.20 is: 2,440,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,569.83 : 4,441,704.66 = 1,768,359.20 : x
  2. Step 2: Convert to fraction form
    3,218,569.83/4,441,704.66 = 1,768,359.20/x
  3. Step 3: Cross multiply
    3,218,569.83x = 4,441,704.66 × 1,768,359.20
  4. Step 4: Simplify right side
    3,218,569.83x = 7,854,529,276,985.35
  5. Step 5: Solve for x
    x = 7,854,529,276,985.35/3,218,569.83
  6. Step 6: Final answer
    x = 2,440,378.71

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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.