Home / 1,322,541.20-1,825,125-718,942.16

Finding the Fourth Proportional to 1,322,541.20, 1,825,125 and 718,942.16

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Solution

The fourth proportional to 1,322,541.20, 1,825,125 and 718,942.16 is: 992,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,541.20 : 1,825,125 = 718,942.16 : x
  2. Step 2: Convert to fraction form
    1,322,541.20/1,825,125 = 718,942.16/x
  3. Step 3: Cross multiply
    1,322,541.20x = 1,825,125 × 718,942.16
  4. Step 4: Simplify right side
    1,322,541.20x = 1,312,159,309,770
  5. Step 5: Solve for x
    x = 1,312,159,309,770/1,322,541.20
  6. Step 6: Final answer
    x = 992,150.04

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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.