Home / 996,115.20-1,492,390.80-605,911.20

Finding the Fourth Proportional to 996,115.20, 1,492,390.80 and 605,911.20

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Solution

The fourth proportional to 996,115.20, 1,492,390.80 and 605,911.20 is: 907,782.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,115.20 : 1,492,390.80 = 605,911.20 : x
  2. Step 2: Convert to fraction form
    996,115.20/1,492,390.80 = 605,911.20/x
  3. Step 3: Cross multiply
    996,115.20x = 1,492,390.80 × 605,911.20
  4. Step 4: Simplify right side
    996,115.20x = 904,256,300,496.96
  5. Step 5: Solve for x
    x = 904,256,300,496.96/996,115.20
  6. Step 6: Final answer
    x = 907,782.86

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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.