Home / 1,036,663.18-1,431,324.61-727,223.64

Finding the Fourth Proportional to 1,036,663.18, 1,431,324.61 and 727,223.64

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Solution

The fourth proportional to 1,036,663.18, 1,431,324.61 and 727,223.64 is: 1,004,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,663.18 : 1,431,324.61 = 727,223.64 : x
  2. Step 2: Convert to fraction form
    1,036,663.18/1,431,324.61 = 727,223.64/x
  3. Step 3: Cross multiply
    1,036,663.18x = 1,431,324.61 × 727,223.64
  4. Step 4: Simplify right side
    1,036,663.18x = 1,040,893,092,905.78
  5. Step 5: Solve for x
    x = 1,040,893,092,905.78/1,036,663.18
  6. Step 6: Final answer
    x = 1,004,080.32

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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.