Home / 1,301,218.63-1,792,473.20-1,107,004.42

Finding the Fourth Proportional to 1,301,218.63, 1,792,473.20 and 1,107,004.42

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Solution

The fourth proportional to 1,301,218.63, 1,792,473.20 and 1,107,004.42 is: 1,524,936.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,218.63 : 1,792,473.20 = 1,107,004.42 : x
  2. Step 2: Convert to fraction form
    1,301,218.63/1,792,473.20 = 1,107,004.42/x
  3. Step 3: Cross multiply
    1,301,218.63x = 1,792,473.20 × 1,107,004.42
  4. Step 4: Simplify right side
    1,301,218.63x = 1,984,275,755,988.38
  5. Step 5: Solve for x
    x = 1,984,275,755,988.38/1,301,218.63
  6. Step 6: Final answer
    x = 1,524,936.48

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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.