Home / 5,781,329.40-8,662,986.90-2,185,134.60

Finding the Fourth Proportional to 5,781,329.40, 8,662,986.90 and 2,185,134.60

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Solution

The fourth proportional to 5,781,329.40, 8,662,986.90 and 2,185,134.60 is: 3,274,297.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,329.40 : 8,662,986.90 = 2,185,134.60 : x
  2. Step 2: Convert to fraction form
    5,781,329.40/8,662,986.90 = 2,185,134.60/x
  3. Step 3: Cross multiply
    5,781,329.40x = 8,662,986.90 × 2,185,134.60
  4. Step 4: Simplify right side
    5,781,329.40x = 18,929,792,414,536.74
  5. Step 5: Solve for x
    x = 18,929,792,414,536.74/5,781,329.40
  6. Step 6: Final answer
    x = 3,274,297.50

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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.