Home / 1,130,868.93-1,560,578.99-621,571.17

Finding the Fourth Proportional to 1,130,868.93, 1,560,578.99 and 621,571.17

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Solution

The fourth proportional to 1,130,868.93, 1,560,578.99 and 621,571.17 is: 857,757.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,868.93 : 1,560,578.99 = 621,571.17 : x
  2. Step 2: Convert to fraction form
    1,130,868.93/1,560,578.99 = 621,571.17/x
  3. Step 3: Cross multiply
    1,130,868.93x = 1,560,578.99 × 621,571.17
  4. Step 4: Simplify right side
    1,130,868.93x = 970,010,905,583.86
  5. Step 5: Solve for x
    x = 970,010,905,583.86/1,130,868.93
  6. Step 6: Final answer
    x = 857,757.15

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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.