Home / 1,381,477-2,073,396.48-540,619.24

Finding the Fourth Proportional to 1,381,477, 2,073,396.48 and 540,619.24

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Solution

The fourth proportional to 1,381,477, 2,073,396.48 and 540,619.24 is: 811,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,477 : 2,073,396.48 = 540,619.24 : x
  2. Step 2: Convert to fraction form
    1,381,477/2,073,396.48 = 540,619.24/x
  3. Step 3: Cross multiply
    1,381,477x = 2,073,396.48 × 540,619.24
  4. Step 4: Simplify right side
    1,381,477x = 1,120,918,029,236.28
  5. Step 5: Solve for x
    x = 1,120,918,029,236.28/1,381,477
  6. Step 6: Final answer
    x = 811,391.02

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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.