Home / 2,785,398-4,171,617-2,708,775.60

Finding the Fourth Proportional to 2,785,398, 4,171,617 and 2,708,775.60

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Solution

The fourth proportional to 2,785,398, 4,171,617 and 2,708,775.60 is: 4,056,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,398 : 4,171,617 = 2,708,775.60 : x
  2. Step 2: Convert to fraction form
    2,785,398/4,171,617 = 2,708,775.60/x
  3. Step 3: Cross multiply
    2,785,398x = 4,171,617 × 2,708,775.60
  4. Step 4: Simplify right side
    2,785,398x = 11,299,974,342,145.20
  5. Step 5: Solve for x
    x = 11,299,974,342,145.20/2,785,398
  6. Step 6: Final answer
    x = 4,056,861.66

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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.