Home / 2,076,809.60-3,115,214.40-880,083.20

Finding the Fourth Proportional to 2,076,809.60, 3,115,214.40 and 880,083.20

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Solution

The fourth proportional to 2,076,809.60, 3,115,214.40 and 880,083.20 is: 1,320,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,809.60 : 3,115,214.40 = 880,083.20 : x
  2. Step 2: Convert to fraction form
    2,076,809.60/3,115,214.40 = 880,083.20/x
  3. Step 3: Cross multiply
    2,076,809.60x = 3,115,214.40 × 880,083.20
  4. Step 4: Simplify right side
    2,076,809.60x = 2,741,647,857,838.08
  5. Step 5: Solve for x
    x = 2,741,647,857,838.08/2,076,809.60
  6. Step 6: Final answer
    x = 1,320,124.80

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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.