Home / 4,578,749.80-6,868,124.70-2,187,265.30

Finding the Fourth Proportional to 4,578,749.80, 6,868,124.70 and 2,187,265.30

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Solution

The fourth proportional to 4,578,749.80, 6,868,124.70 and 2,187,265.30 is: 3,280,897.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578,749.80 : 6,868,124.70 = 2,187,265.30 : x
  2. Step 2: Convert to fraction form
    4,578,749.80/6,868,124.70 = 2,187,265.30/x
  3. Step 3: Cross multiply
    4,578,749.80x = 6,868,124.70 × 2,187,265.30
  4. Step 4: Simplify right side
    4,578,749.80x = 15,022,410,832,382.91
  5. Step 5: Solve for x
    x = 15,022,410,832,382.91/4,578,749.80
  6. Step 6: Final answer
    x = 3,280,897.95

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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.