Home / 1,313,841.30-1,813,431.27-741,213.63

Finding the Fourth Proportional to 1,313,841.30, 1,813,431.27 and 741,213.63

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Solution

The fourth proportional to 1,313,841.30, 1,813,431.27 and 741,213.63 is: 1,023,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,841.30 : 1,813,431.27 = 741,213.63 : x
  2. Step 2: Convert to fraction form
    1,313,841.30/1,813,431.27 = 741,213.63/x
  3. Step 3: Cross multiply
    1,313,841.30x = 1,813,431.27 × 741,213.63
  4. Step 4: Simplify right side
    1,313,841.30x = 1,344,139,974,392.21
  5. Step 5: Solve for x
    x = 1,344,139,974,392.21/1,313,841.30
  6. Step 6: Final answer
    x = 1,023,061.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.