Home / 2,784,815.55-4,177,226.16-763,075.80

Finding the Fourth Proportional to 2,784,815.55, 4,177,226.16 and 763,075.80

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Solution

The fourth proportional to 2,784,815.55, 4,177,226.16 and 763,075.80 is: 1,144,614.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,815.55 : 4,177,226.16 = 763,075.80 : x
  2. Step 2: Convert to fraction form
    2,784,815.55/4,177,226.16 = 763,075.80/x
  3. Step 3: Cross multiply
    2,784,815.55x = 4,177,226.16 × 763,075.80
  4. Step 4: Simplify right side
    2,784,815.55x = 3,187,540,193,822.93
  5. Step 5: Solve for x
    x = 3,187,540,193,822.93/2,784,815.55
  6. Step 6: Final answer
    x = 1,144,614.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.