Home / 1,262,195.20-1,892,709.60-551,857.60

Finding the Fourth Proportional to 1,262,195.20, 1,892,709.60 and 551,857.60

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Solution

The fourth proportional to 1,262,195.20, 1,892,709.60 and 551,857.60 is: 827,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,195.20 : 1,892,709.60 = 551,857.60 : x
  2. Step 2: Convert to fraction form
    1,262,195.20/1,892,709.60 = 551,857.60/x
  3. Step 3: Cross multiply
    1,262,195.20x = 1,892,709.60 × 551,857.60
  4. Step 4: Simplify right side
    1,262,195.20x = 1,044,506,177,352.96
  5. Step 5: Solve for x
    x = 1,044,506,177,352.96/1,262,195.20
  6. Step 6: Final answer
    x = 827,531.41

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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.