Home / 1,270,271.92-1,752,929.88-718,975.81

Finding the Fourth Proportional to 1,270,271.92, 1,752,929.88 and 718,975.81

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Solution

The fourth proportional to 1,270,271.92, 1,752,929.88 and 718,975.81 is: 992,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,271.92 : 1,752,929.88 = 718,975.81 : x
  2. Step 2: Convert to fraction form
    1,270,271.92/1,752,929.88 = 718,975.81/x
  3. Step 3: Cross multiply
    1,270,271.92x = 1,752,929.88 × 718,975.81
  4. Step 4: Simplify right side
    1,270,271.92x = 1,260,314,180,346.20
  5. Step 5: Solve for x
    x = 1,260,314,180,346.20/1,270,271.92
  6. Step 6: Final answer
    x = 992,160.94

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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.