Home / 2,092,128.45-3,136,716.45-955,435.20

Finding the Fourth Proportional to 2,092,128.45, 3,136,716.45 and 955,435.20

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Solution

The fourth proportional to 2,092,128.45, 3,136,716.45 and 955,435.20 is: 1,432,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,128.45 : 3,136,716.45 = 955,435.20 : x
  2. Step 2: Convert to fraction form
    2,092,128.45/3,136,716.45 = 955,435.20/x
  3. Step 3: Cross multiply
    2,092,128.45x = 3,136,716.45 × 955,435.20
  4. Step 4: Simplify right side
    2,092,128.45x = 2,996,929,308,749.04
  5. Step 5: Solve for x
    x = 2,996,929,308,749.04/2,092,128.45
  6. Step 6: Final answer
    x = 1,432,478.64

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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.