Home / 2,678,410.55-3,697,266.53-1,863,087.39

Finding the Fourth Proportional to 2,678,410.55, 3,697,266.53 and 1,863,087.39

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Solution

The fourth proportional to 2,678,410.55, 3,697,266.53 and 1,863,087.39 is: 2,571,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,410.55 : 3,697,266.53 = 1,863,087.39 : x
  2. Step 2: Convert to fraction form
    2,678,410.55/3,697,266.53 = 1,863,087.39/x
  3. Step 3: Cross multiply
    2,678,410.55x = 3,697,266.53 × 1,863,087.39
  4. Step 4: Simplify right side
    2,678,410.55x = 6,888,330,654,169.78
  5. Step 5: Solve for x
    x = 6,888,330,654,169.78/2,678,410.55
  6. Step 6: Final answer
    x = 2,571,797.91

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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.