Home / 1,168,251.75-1,612,187.43-631,707.75

Finding the Fourth Proportional to 1,168,251.75, 1,612,187.43 and 631,707.75

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Solution

The fourth proportional to 1,168,251.75, 1,612,187.43 and 631,707.75 is: 871,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,251.75 : 1,612,187.43 = 631,707.75 : x
  2. Step 2: Convert to fraction form
    1,168,251.75/1,612,187.43 = 631,707.75/x
  3. Step 3: Cross multiply
    1,168,251.75x = 1,612,187.43 × 631,707.75
  4. Step 4: Simplify right side
    1,168,251.75x = 1,018,431,293,983.58
  5. Step 5: Solve for x
    x = 1,018,431,293,983.58/1,168,251.75
  6. Step 6: Final answer
    x = 871,756.70

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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.