Home / 1,322,536.20-1,825,118.10-718,937.16

Finding the Fourth Proportional to 1,322,536.20, 1,825,118.10 and 718,937.16

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Solution

The fourth proportional to 1,322,536.20, 1,825,118.10 and 718,937.16 is: 992,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,536.20 : 1,825,118.10 = 718,937.16 : x
  2. Step 2: Convert to fraction form
    1,322,536.20/1,825,118.10 = 718,937.16/x
  3. Step 3: Cross multiply
    1,322,536.20x = 1,825,118.10 × 718,937.16
  4. Step 4: Simplify right side
    1,322,536.20x = 1,312,145,223,478.60
  5. Step 5: Solve for x
    x = 1,312,145,223,478.60/1,322,536.20
  6. Step 6: Final answer
    x = 992,143.14

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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.