Home / 1,324,176.60-1,982,328.30-875,404.20

Finding the Fourth Proportional to 1,324,176.60, 1,982,328.30 and 875,404.20

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Solution

The fourth proportional to 1,324,176.60, 1,982,328.30 and 875,404.20 is: 1,310,503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,176.60 : 1,982,328.30 = 875,404.20 : x
  2. Step 2: Convert to fraction form
    1,324,176.60/1,982,328.30 = 875,404.20/x
  3. Step 3: Cross multiply
    1,324,176.60x = 1,982,328.30 × 875,404.20
  4. Step 4: Simplify right side
    1,324,176.60x = 1,735,338,519,598.86
  5. Step 5: Solve for x
    x = 1,735,338,519,598.86/1,324,176.60
  6. Step 6: Final answer
    x = 1,310,503.84

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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.