Home / 2,520,830.80-3,781,246.20-2,077,963.30

Finding the Fourth Proportional to 2,520,830.80, 3,781,246.20 and 2,077,963.30

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Solution

The fourth proportional to 2,520,830.80, 3,781,246.20 and 2,077,963.30 is: 3,116,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,830.80 : 3,781,246.20 = 2,077,963.30 : x
  2. Step 2: Convert to fraction form
    2,520,830.80/3,781,246.20 = 2,077,963.30/x
  3. Step 3: Cross multiply
    2,520,830.80x = 3,781,246.20 × 2,077,963.30
  4. Step 4: Simplify right side
    2,520,830.80x = 7,857,290,831,864.46
  5. Step 5: Solve for x
    x = 7,857,290,831,864.46/2,520,830.80
  6. Step 6: Final answer
    x = 3,116,944.95

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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.