Home / 909,997.20-1,364,995.80-732,850.20

Finding the Fourth Proportional to 909,997.20, 1,364,995.80 and 732,850.20

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Solution

The fourth proportional to 909,997.20, 1,364,995.80 and 732,850.20 is: 1,099,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,997.20 : 1,364,995.80 = 732,850.20 : x
  2. Step 2: Convert to fraction form
    909,997.20/1,364,995.80 = 732,850.20/x
  3. Step 3: Cross multiply
    909,997.20x = 1,364,995.80 × 732,850.20
  4. Step 4: Simplify right side
    909,997.20x = 1,000,337,445,029.16
  5. Step 5: Solve for x
    x = 1,000,337,445,029.16/909,997.20
  6. Step 6: Final answer
    x = 1,099,275.30

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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.