Home / 992,884.72-1,478,096.66-986,979.76

Finding the Fourth Proportional to 992,884.72, 1,478,096.66 and 986,979.76

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Solution

The fourth proportional to 992,884.72, 1,478,096.66 and 986,979.76 is: 1,469,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,884.72 : 1,478,096.66 = 986,979.76 : x
  2. Step 2: Convert to fraction form
    992,884.72/1,478,096.66 = 986,979.76/x
  3. Step 3: Cross multiply
    992,884.72x = 1,478,096.66 × 986,979.76
  4. Step 4: Simplify right side
    992,884.72x = 1,458,851,486,743.60
  5. Step 5: Solve for x
    x = 1,458,851,486,743.60/992,884.72
  6. Step 6: Final answer
    x = 1,469,306.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.