Home / 3,612,938.58-4,986,075.69-2,085,144.12

Finding the Fourth Proportional to 3,612,938.58, 4,986,075.69 and 2,085,144.12

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Solution

The fourth proportional to 3,612,938.58, 4,986,075.69 and 2,085,144.12 is: 2,877,626.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,938.58 : 4,986,075.69 = 2,085,144.12 : x
  2. Step 2: Convert to fraction form
    3,612,938.58/4,986,075.69 = 2,085,144.12/x
  3. Step 3: Cross multiply
    3,612,938.58x = 4,986,075.69 × 2,085,144.12
  4. Step 4: Simplify right side
    3,612,938.58x = 10,396,686,406,878.44
  5. Step 5: Solve for x
    x = 10,396,686,406,878.44/3,612,938.58
  6. Step 6: Final answer
    x = 2,877,626.11

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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.