Home / 2,781,070.80-4,171,606.20-888,003.60

Finding the Fourth Proportional to 2,781,070.80, 4,171,606.20 and 888,003.60

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Solution

The fourth proportional to 2,781,070.80, 4,171,606.20 and 888,003.60 is: 1,332,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,070.80 : 4,171,606.20 = 888,003.60 : x
  2. Step 2: Convert to fraction form
    2,781,070.80/4,171,606.20 = 888,003.60/x
  3. Step 3: Cross multiply
    2,781,070.80x = 4,171,606.20 × 888,003.60
  4. Step 4: Simplify right side
    2,781,070.80x = 3,704,401,323,382.32
  5. Step 5: Solve for x
    x = 3,704,401,323,382.32/2,781,070.80
  6. Step 6: Final answer
    x = 1,332,005.40

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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.