Home / 1,350,518.06-1,863,572.69-806,578.36

Finding the Fourth Proportional to 1,350,518.06, 1,863,572.69 and 806,578.36

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Solution

The fourth proportional to 1,350,518.06, 1,863,572.69 and 806,578.36 is: 1,112,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,518.06 : 1,863,572.69 = 806,578.36 : x
  2. Step 2: Convert to fraction form
    1,350,518.06/1,863,572.69 = 806,578.36/x
  3. Step 3: Cross multiply
    1,350,518.06x = 1,863,572.69 × 806,578.36
  4. Step 4: Simplify right side
    1,350,518.06x = 1,503,117,401,398.50
  5. Step 5: Solve for x
    x = 1,503,117,401,398.50/1,350,518.06
  6. Step 6: Final answer
    x = 1,112,993.19

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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.