Home / 1,335,988.24-2,003,986.42-325,110.38

Finding the Fourth Proportional to 1,335,988.24, 2,003,986.42 and 325,110.38

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Solution

The fourth proportional to 1,335,988.24, 2,003,986.42 and 325,110.38 is: 487,666.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,988.24 : 2,003,986.42 = 325,110.38 : x
  2. Step 2: Convert to fraction form
    1,335,988.24/2,003,986.42 = 325,110.38/x
  3. Step 3: Cross multiply
    1,335,988.24x = 2,003,986.42 × 325,110.38
  4. Step 4: Simplify right side
    1,335,988.24x = 651,516,786,521.04
  5. Step 5: Solve for x
    x = 651,516,786,521.04/1,335,988.24
  6. Step 6: Final answer
    x = 487,666.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.