Home / 2,076,960.80-3,115,441.20-878,484.80

Finding the Fourth Proportional to 2,076,960.80, 3,115,441.20 and 878,484.80

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Solution

The fourth proportional to 2,076,960.80, 3,115,441.20 and 878,484.80 is: 1,317,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,960.80 : 3,115,441.20 = 878,484.80 : x
  2. Step 2: Convert to fraction form
    2,076,960.80/3,115,441.20 = 878,484.80/x
  3. Step 3: Cross multiply
    2,076,960.80x = 3,115,441.20 × 878,484.80
  4. Step 4: Simplify right side
    2,076,960.80x = 2,736,867,739,493.76
  5. Step 5: Solve for x
    x = 2,736,867,739,493.76/2,076,960.80
  6. Step 6: Final answer
    x = 1,317,727.20

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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.