Home / 1,522,713.64-2,101,344.82-910,892.20

Finding the Fourth Proportional to 1,522,713.64, 2,101,344.82 and 910,892.20

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Solution

The fourth proportional to 1,522,713.64, 2,101,344.82 and 910,892.20 is: 1,257,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,713.64 : 2,101,344.82 = 910,892.20 : x
  2. Step 2: Convert to fraction form
    1,522,713.64/2,101,344.82 = 910,892.20/x
  3. Step 3: Cross multiply
    1,522,713.64x = 2,101,344.82 × 910,892.20
  4. Step 4: Simplify right side
    1,522,713.64x = 1,914,098,606,048.40
  5. Step 5: Solve for x
    x = 1,914,098,606,048.40/1,522,713.64
  6. Step 6: Final answer
    x = 1,257,031.23

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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.