Home / 3,070,076.87-4,235,005.27-2,153,670.41

Finding the Fourth Proportional to 3,070,076.87, 4,235,005.27 and 2,153,670.41

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Solution

The fourth proportional to 3,070,076.87, 4,235,005.27 and 2,153,670.41 is: 2,970,872.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070,076.87 : 4,235,005.27 = 2,153,670.41 : x
  2. Step 2: Convert to fraction form
    3,070,076.87/4,235,005.27 = 2,153,670.41/x
  3. Step 3: Cross multiply
    3,070,076.87x = 4,235,005.27 × 2,153,670.41
  4. Step 4: Simplify right side
    3,070,076.87x = 9,120,805,536,193.06
  5. Step 5: Solve for x
    x = 9,120,805,536,193.06/3,070,076.87
  6. Step 6: Final answer
    x = 2,970,872.04

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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.