Home / 2,827,766.40-4,235,428.80-2,512,579.20

Finding the Fourth Proportional to 2,827,766.40, 4,235,428.80 and 2,512,579.20

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Solution

The fourth proportional to 2,827,766.40, 4,235,428.80 and 2,512,579.20 is: 3,763,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,766.40 : 4,235,428.80 = 2,512,579.20 : x
  2. Step 2: Convert to fraction form
    2,827,766.40/4,235,428.80 = 2,512,579.20/x
  3. Step 3: Cross multiply
    2,827,766.40x = 4,235,428.80 × 2,512,579.20
  4. Step 4: Simplify right side
    2,827,766.40x = 10,641,850,305,960.96
  5. Step 5: Solve for x
    x = 10,641,850,305,960.96/2,827,766.40
  6. Step 6: Final answer
    x = 3,763,341.38

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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.