Home / 3,328,471.53-4,992,707.30-1,409,685.21

Finding the Fourth Proportional to 3,328,471.53, 4,992,707.30 and 1,409,685.21

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Solution

The fourth proportional to 3,328,471.53, 4,992,707.30 and 1,409,685.21 is: 2,114,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,471.53 : 4,992,707.30 = 1,409,685.21 : x
  2. Step 2: Convert to fraction form
    3,328,471.53/4,992,707.30 = 1,409,685.21/x
  3. Step 3: Cross multiply
    3,328,471.53x = 4,992,707.30 × 1,409,685.21
  4. Step 4: Simplify right side
    3,328,471.53x = 7,038,145,631,620.61
  5. Step 5: Solve for x
    x = 7,038,145,631,620.61/3,328,471.53
  6. Step 6: Final answer
    x = 2,114,527.82

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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.