Home / 3,170,562.69-4,375,321.34-1,929,724.50

Finding the Fourth Proportional to 3,170,562.69, 4,375,321.34 and 1,929,724.50

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Solution

The fourth proportional to 3,170,562.69, 4,375,321.34 and 1,929,724.50 is: 2,662,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,562.69 : 4,375,321.34 = 1,929,724.50 : x
  2. Step 2: Convert to fraction form
    3,170,562.69/4,375,321.34 = 1,929,724.50/x
  3. Step 3: Cross multiply
    3,170,562.69x = 4,375,321.34 × 1,929,724.50
  4. Step 4: Simplify right side
    3,170,562.69x = 8,443,164,775,522.21
  5. Step 5: Solve for x
    x = 8,443,164,775,522.21/3,170,562.69
  6. Step 6: Final answer
    x = 2,662,986.23

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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.