Home / 2,792,812.88-3,854,200.85-1,569,120.77

Finding the Fourth Proportional to 2,792,812.88, 3,854,200.85 and 1,569,120.77

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Solution

The fourth proportional to 2,792,812.88, 3,854,200.85 and 1,569,120.77 is: 2,165,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,812.88 : 3,854,200.85 = 1,569,120.77 : x
  2. Step 2: Convert to fraction form
    2,792,812.88/3,854,200.85 = 1,569,120.77/x
  3. Step 3: Cross multiply
    2,792,812.88x = 3,854,200.85 × 1,569,120.77
  4. Step 4: Simplify right side
    2,792,812.88x = 6,047,706,578,370.05
  5. Step 5: Solve for x
    x = 6,047,706,578,370.05/2,792,812.88
  6. Step 6: Final answer
    x = 2,165,453.56

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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.