Home / 1,812,392.76-2,501,164.44-996,627.20

Finding the Fourth Proportional to 1,812,392.76, 2,501,164.44 and 996,627.20

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Solution

The fourth proportional to 1,812,392.76, 2,501,164.44 and 996,627.20 is: 1,375,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,392.76 : 2,501,164.44 = 996,627.20 : x
  2. Step 2: Convert to fraction form
    1,812,392.76/2,501,164.44 = 996,627.20/x
  3. Step 3: Cross multiply
    1,812,392.76x = 2,501,164.44 × 996,627.20
  4. Step 4: Simplify right side
    1,812,392.76x = 2,492,728,512,576.77
  5. Step 5: Solve for x
    x = 2,492,728,512,576.77/1,812,392.76
  6. Step 6: Final answer
    x = 1,375,379.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.