Home / 3,283,143.17-4,530,269.05-1,832,806.78

Finding the Fourth Proportional to 3,283,143.17, 4,530,269.05 and 1,832,806.78

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Solution

The fourth proportional to 3,283,143.17, 4,530,269.05 and 1,832,806.78 is: 2,529,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,143.17 : 4,530,269.05 = 1,832,806.78 : x
  2. Step 2: Convert to fraction form
    3,283,143.17/4,530,269.05 = 1,832,806.78/x
  3. Step 3: Cross multiply
    3,283,143.17x = 4,530,269.05 × 1,832,806.78
  4. Step 4: Simplify right side
    3,283,143.17x = 8,303,107,814,156.47
  5. Step 5: Solve for x
    x = 8,303,107,814,156.47/3,283,143.17
  6. Step 6: Final answer
    x = 2,529,011.80

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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.