Home / 2,759,780.38-3,808,532.99-1,519,534.98

Finding the Fourth Proportional to 2,759,780.38, 3,808,532.99 and 1,519,534.98

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Solution

The fourth proportional to 2,759,780.38, 3,808,532.99 and 1,519,534.98 is: 2,096,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,780.38 : 3,808,532.99 = 1,519,534.98 : x
  2. Step 2: Convert to fraction form
    2,759,780.38/3,808,532.99 = 1,519,534.98/x
  3. Step 3: Cross multiply
    2,759,780.38x = 3,808,532.99 × 1,519,534.98
  4. Step 4: Simplify right side
    2,759,780.38x = 5,787,199,100,788.99
  5. Step 5: Solve for x
    x = 5,787,199,100,788.99/2,759,780.38
  6. Step 6: Final answer
    x = 2,096,978.13

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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.