Home / 2,012,396.30-3,018,594.45-1,379,391.02

Finding the Fourth Proportional to 2,012,396.30, 3,018,594.45 and 1,379,391.02

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Solution

The fourth proportional to 2,012,396.30, 3,018,594.45 and 1,379,391.02 is: 2,069,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,396.30 : 3,018,594.45 = 1,379,391.02 : x
  2. Step 2: Convert to fraction form
    2,012,396.30/3,018,594.45 = 1,379,391.02/x
  3. Step 3: Cross multiply
    2,012,396.30x = 3,018,594.45 × 1,379,391.02
  4. Step 4: Simplify right side
    2,012,396.30x = 4,163,822,062,258.87
  5. Step 5: Solve for x
    x = 4,163,822,062,258.87/2,012,396.30
  6. Step 6: Final answer
    x = 2,069,086.53

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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.