Home / 2,785,599.61-4,179,000.99-866,474.30

Finding the Fourth Proportional to 2,785,599.61, 4,179,000.99 and 866,474.30

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Solution

The fourth proportional to 2,785,599.61, 4,179,000.99 and 866,474.30 is: 1,299,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,599.61 : 4,179,000.99 = 866,474.30 : x
  2. Step 2: Convert to fraction form
    2,785,599.61/4,179,000.99 = 866,474.30/x
  3. Step 3: Cross multiply
    2,785,599.61x = 4,179,000.99 × 866,474.30
  4. Step 4: Simplify right side
    2,785,599.61x = 3,620,996,957,509.56
  5. Step 5: Solve for x
    x = 3,620,996,957,509.56/2,785,599.61
  6. Step 6: Final answer
    x = 1,299,898.57

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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.