Home / 2,288,910.60-3,433,365.90-691,720.20

Finding the Fourth Proportional to 2,288,910.60, 3,433,365.90 and 691,720.20

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Solution

The fourth proportional to 2,288,910.60, 3,433,365.90 and 691,720.20 is: 1,037,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,910.60 : 3,433,365.90 = 691,720.20 : x
  2. Step 2: Convert to fraction form
    2,288,910.60/3,433,365.90 = 691,720.20/x
  3. Step 3: Cross multiply
    2,288,910.60x = 3,433,365.90 × 691,720.20
  4. Step 4: Simplify right side
    2,288,910.60x = 2,374,928,547,021.18
  5. Step 5: Solve for x
    x = 2,374,928,547,021.18/2,288,910.60
  6. Step 6: Final answer
    x = 1,037,580.30

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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.