Home / 1,270,268.17-1,752,924.72-718,972.05

Finding the Fourth Proportional to 1,270,268.17, 1,752,924.72 and 718,972.05

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Solution

The fourth proportional to 1,270,268.17, 1,752,924.72 and 718,972.05 is: 992,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,268.17 : 1,752,924.72 = 718,972.05 : x
  2. Step 2: Convert to fraction form
    1,270,268.17/1,752,924.72 = 718,972.05/x
  3. Step 3: Cross multiply
    1,270,268.17x = 1,752,924.72 × 718,972.05
  4. Step 4: Simplify right side
    1,270,268.17x = 1,260,303,879,434.08
  5. Step 5: Solve for x
    x = 1,260,303,879,434.08/1,270,268.17
  6. Step 6: Final answer
    x = 992,155.76

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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.