Home / 5,279,974.50-7,286,364.81-2,865,526.50

Finding the Fourth Proportional to 5,279,974.50, 7,286,364.81 and 2,865,526.50

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Solution

The fourth proportional to 5,279,974.50, 7,286,364.81 and 2,865,526.50 is: 3,954,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,974.50 : 7,286,364.81 = 2,865,526.50 : x
  2. Step 2: Convert to fraction form
    5,279,974.50/7,286,364.81 = 2,865,526.50/x
  3. Step 3: Cross multiply
    5,279,974.50x = 7,286,364.81 × 2,865,526.50
  4. Step 4: Simplify right side
    5,279,974.50x = 20,879,271,451,722.46
  5. Step 5: Solve for x
    x = 20,879,271,451,722.46/5,279,974.50
  6. Step 6: Final answer
    x = 3,954,426.57

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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.