Home / 1,142,222.81-1,576,067.49-651,968.42

Finding the Fourth Proportional to 1,142,222.81, 1,576,067.49 and 651,968.42

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Solution

The fourth proportional to 1,142,222.81, 1,576,067.49 and 651,968.42 is: 899,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,222.81 : 1,576,067.49 = 651,968.42 : x
  2. Step 2: Convert to fraction form
    1,142,222.81/1,576,067.49 = 651,968.42/x
  3. Step 3: Cross multiply
    1,142,222.81x = 1,576,067.49 × 651,968.42
  4. Step 4: Simplify right side
    1,142,222.81x = 1,027,546,223,388.33
  5. Step 5: Solve for x
    x = 1,027,546,223,388.33/1,142,222.81
  6. Step 6: Final answer
    x = 899,602.27

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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.