Home / 2,809,747.53-3,874,219.25-2,075,763.78

Finding the Fourth Proportional to 2,809,747.53, 3,874,219.25 and 2,075,763.78

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Solution

The fourth proportional to 2,809,747.53, 3,874,219.25 and 2,075,763.78 is: 2,862,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,747.53 : 3,874,219.25 = 2,075,763.78 : x
  2. Step 2: Convert to fraction form
    2,809,747.53/3,874,219.25 = 2,075,763.78/x
  3. Step 3: Cross multiply
    2,809,747.53x = 3,874,219.25 × 2,075,763.78
  4. Step 4: Simplify right side
    2,809,747.53x = 8,041,963,984,549.95
  5. Step 5: Solve for x
    x = 8,041,963,984,549.95/2,809,747.53
  6. Step 6: Final answer
    x = 2,862,166.05

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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.