Home / 2,567,871.52-3,851,797.86-770,747.20

Finding the Fourth Proportional to 2,567,871.52, 3,851,797.86 and 770,747.20

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Solution

The fourth proportional to 2,567,871.52, 3,851,797.86 and 770,747.20 is: 1,156,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,567,871.52 : 3,851,797.86 = 770,747.20 : x
  2. Step 2: Convert to fraction form
    2,567,871.52/3,851,797.86 = 770,747.20/x
  3. Step 3: Cross multiply
    2,567,871.52x = 3,851,797.86 × 770,747.20
  4. Step 4: Simplify right side
    2,567,871.52x = 2,968,762,415,560.99
  5. Step 5: Solve for x
    x = 2,968,762,415,560.99/2,567,871.52
  6. Step 6: Final answer
    x = 1,156,117.97

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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.