Home / 1,036,637.01-1,431,288.49-727,197.47

Finding the Fourth Proportional to 1,036,637.01, 1,431,288.49 and 727,197.47

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Solution

The fourth proportional to 1,036,637.01, 1,431,288.49 and 727,197.47 is: 1,004,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,637.01 : 1,431,288.49 = 727,197.47 : x
  2. Step 2: Convert to fraction form
    1,036,637.01/1,431,288.49 = 727,197.47/x
  3. Step 3: Cross multiply
    1,036,637.01x = 1,431,288.49 × 727,197.47
  4. Step 4: Simplify right side
    1,036,637.01x = 1,040,829,368,768.12
  5. Step 5: Solve for x
    x = 1,040,829,368,768.12/1,036,637.01
  6. Step 6: Final answer
    x = 1,004,044.19

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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.