Home / 1,260,696.60-1,739,843.52-716,882.88

Finding the Fourth Proportional to 1,260,696.60, 1,739,843.52 and 716,882.88

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Solution

The fourth proportional to 1,260,696.60, 1,739,843.52 and 716,882.88 is: 989,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,696.60 : 1,739,843.52 = 716,882.88 : x
  2. Step 2: Convert to fraction form
    1,260,696.60/1,739,843.52 = 716,882.88/x
  3. Step 3: Cross multiply
    1,260,696.60x = 1,739,843.52 × 716,882.88
  4. Step 4: Simplify right side
    1,260,696.60x = 1,247,264,033,366.94
  5. Step 5: Solve for x
    x = 1,247,264,033,366.94/1,260,696.60
  6. Step 6: Final answer
    x = 989,345.12

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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.