Home / 1,270,204.02-1,752,907.59-718,919.71

Finding the Fourth Proportional to 1,270,204.02, 1,752,907.59 and 718,919.71

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Solution

The fourth proportional to 1,270,204.02, 1,752,907.59 and 718,919.71 is: 992,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,204.02 : 1,752,907.59 = 718,919.71 : x
  2. Step 2: Convert to fraction form
    1,270,204.02/1,752,907.59 = 718,919.71/x
  3. Step 3: Cross multiply
    1,270,204.02x = 1,752,907.59 × 718,919.71
  4. Step 4: Simplify right side
    1,270,204.02x = 1,260,199,811,877.33
  5. Step 5: Solve for x
    x = 1,260,199,811,877.33/1,270,204.02
  6. Step 6: Final answer
    x = 992,123.94

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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.