Home / 2,212,538.52-3,318,803.15-696,353.96

Finding the Fourth Proportional to 2,212,538.52, 3,318,803.15 and 696,353.96

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Solution

The fourth proportional to 2,212,538.52, 3,318,803.15 and 696,353.96 is: 1,044,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,538.52 : 3,318,803.15 = 696,353.96 : x
  2. Step 2: Convert to fraction form
    2,212,538.52/3,318,803.15 = 696,353.96/x
  3. Step 3: Cross multiply
    2,212,538.52x = 3,318,803.15 × 696,353.96
  4. Step 4: Simplify right side
    2,212,538.52x = 2,311,061,699,368.96
  5. Step 5: Solve for x
    x = 2,311,061,699,368.96/2,212,538.52
  6. Step 6: Final answer
    x = 1,044,529.48

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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.