Home / 995,607.81-1,374,072.71-633,067.65

Finding the Fourth Proportional to 995,607.81, 1,374,072.71 and 633,067.65

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Solution

The fourth proportional to 995,607.81, 1,374,072.71 and 633,067.65 is: 873,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,607.81 : 1,374,072.71 = 633,067.65 : x
  2. Step 2: Convert to fraction form
    995,607.81/1,374,072.71 = 633,067.65/x
  3. Step 3: Cross multiply
    995,607.81x = 1,374,072.71 × 633,067.65
  4. Step 4: Simplify right side
    995,607.81x = 869,880,978,283.49
  5. Step 5: Solve for x
    x = 869,880,978,283.49/995,607.81
  6. Step 6: Final answer
    x = 873,718.52

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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.