Home / 2,491,212.40-3,736,818.60-808,315.90

Finding the Fourth Proportional to 2,491,212.40, 3,736,818.60 and 808,315.90

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Solution

The fourth proportional to 2,491,212.40, 3,736,818.60 and 808,315.90 is: 1,212,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,212.40 : 3,736,818.60 = 808,315.90 : x
  2. Step 2: Convert to fraction form
    2,491,212.40/3,736,818.60 = 808,315.90/x
  3. Step 3: Cross multiply
    2,491,212.40x = 3,736,818.60 × 808,315.90
  4. Step 4: Simplify right side
    2,491,212.40x = 3,020,529,889,795.74
  5. Step 5: Solve for x
    x = 3,020,529,889,795.74/2,491,212.40
  6. Step 6: Final answer
    x = 1,212,473.85

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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.