Home / 2,495,780.20-3,743,670.30-812,883.70

Finding the Fourth Proportional to 2,495,780.20, 3,743,670.30 and 812,883.70

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Solution

The fourth proportional to 2,495,780.20, 3,743,670.30 and 812,883.70 is: 1,219,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,780.20 : 3,743,670.30 = 812,883.70 : x
  2. Step 2: Convert to fraction form
    2,495,780.20/3,743,670.30 = 812,883.70/x
  3. Step 3: Cross multiply
    2,495,780.20x = 3,743,670.30 × 812,883.70
  4. Step 4: Simplify right side
    2,495,780.20x = 3,043,168,565,044.11
  5. Step 5: Solve for x
    x = 3,043,168,565,044.11/2,495,780.20
  6. Step 6: Final answer
    x = 1,219,325.55

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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.