Home / 5,289,704.52-7,937,064.26-2,555,719.40

Finding the Fourth Proportional to 5,289,704.52, 7,937,064.26 and 2,555,719.40

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Solution

The fourth proportional to 5,289,704.52, 7,937,064.26 and 2,555,719.40 is: 3,834,790.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289,704.52 : 7,937,064.26 = 2,555,719.40 : x
  2. Step 2: Convert to fraction form
    5,289,704.52/7,937,064.26 = 2,555,719.40/x
  3. Step 3: Cross multiply
    5,289,704.52x = 7,937,064.26 × 2,555,719.40
  4. Step 4: Simplify right side
    5,289,704.52x = 20,284,909,055,864.73
  5. Step 5: Solve for x
    x = 20,284,909,055,864.73/5,289,704.52
  6. Step 6: Final answer
    x = 3,834,790.58

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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.