Home / 2,812,471.50-3,881,208.75-1,523,311.50

Finding the Fourth Proportional to 2,812,471.50, 3,881,208.75 and 1,523,311.50

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Solution

The fourth proportional to 2,812,471.50, 3,881,208.75 and 1,523,311.50 is: 2,102,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,471.50 : 3,881,208.75 = 1,523,311.50 : x
  2. Step 2: Convert to fraction form
    2,812,471.50/3,881,208.75 = 1,523,311.50/x
  3. Step 3: Cross multiply
    2,812,471.50x = 3,881,208.75 × 1,523,311.50
  4. Step 4: Simplify right side
    2,812,471.50x = 5,912,289,922,775.63
  5. Step 5: Solve for x
    x = 5,912,289,922,775.63/2,812,471.50
  6. Step 6: Final answer
    x = 2,102,168.83

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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.