Home / 2,391,731.20-3,588,230.40-1,043,315.20

Finding the Fourth Proportional to 2,391,731.20, 3,588,230.40 and 1,043,315.20

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Solution

The fourth proportional to 2,391,731.20, 3,588,230.40 and 1,043,315.20 is: 1,565,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,731.20 : 3,588,230.40 = 1,043,315.20 : x
  2. Step 2: Convert to fraction form
    2,391,731.20/3,588,230.40 = 1,043,315.20/x
  3. Step 3: Cross multiply
    2,391,731.20x = 3,588,230.40 × 1,043,315.20
  4. Step 4: Simplify right side
    2,391,731.20x = 3,743,655,317,422.08
  5. Step 5: Solve for x
    x = 3,743,655,317,422.08/2,391,731.20
  6. Step 6: Final answer
    x = 1,565,249.19

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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.