Home / 2,176,209.60-3,262,759.20-977,150.40

Finding the Fourth Proportional to 2,176,209.60, 3,262,759.20 and 977,150.40

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Solution

The fourth proportional to 2,176,209.60, 3,262,759.20 and 977,150.40 is: 1,465,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,209.60 : 3,262,759.20 = 977,150.40 : x
  2. Step 2: Convert to fraction form
    2,176,209.60/3,262,759.20 = 977,150.40/x
  3. Step 3: Cross multiply
    2,176,209.60x = 3,262,759.20 × 977,150.40
  4. Step 4: Simplify right side
    2,176,209.60x = 3,188,206,457,383.68
  5. Step 5: Solve for x
    x = 3,188,206,457,383.68/2,176,209.60
  6. Step 6: Final answer
    x = 1,465,027.29

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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.