Home / 3,989,638.79-5,993,315.54-2,474,441.45

Finding the Fourth Proportional to 3,989,638.79, 5,993,315.54 and 2,474,441.45

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Solution

The fourth proportional to 3,989,638.79, 5,993,315.54 and 2,474,441.45 is: 3,717,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,638.79 : 5,993,315.54 = 2,474,441.45 : x
  2. Step 2: Convert to fraction form
    3,989,638.79/5,993,315.54 = 2,474,441.45/x
  3. Step 3: Cross multiply
    3,989,638.79x = 5,993,315.54 × 2,474,441.45
  4. Step 4: Simplify right side
    3,989,638.79x = 14,830,108,352,766.35
  5. Step 5: Solve for x
    x = 14,830,108,352,766.35/3,989,638.79
  6. Step 6: Final answer
    x = 3,717,155.65

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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.