Home / 2,495,762.20-3,743,643.30-812,865.70

Finding the Fourth Proportional to 2,495,762.20, 3,743,643.30 and 812,865.70

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Solution

The fourth proportional to 2,495,762.20, 3,743,643.30 and 812,865.70 is: 1,219,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,762.20 : 3,743,643.30 = 812,865.70 : x
  2. Step 2: Convert to fraction form
    2,495,762.20/3,743,643.30 = 812,865.70/x
  3. Step 3: Cross multiply
    2,495,762.20x = 3,743,643.30 × 812,865.70
  4. Step 4: Simplify right side
    2,495,762.20x = 3,043,079,231,604.81
  5. Step 5: Solve for x
    x = 3,043,079,231,604.81/2,495,762.20
  6. Step 6: Final answer
    x = 1,219,298.55

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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.