Home / 2,152,204.14-3,228,212.78-804,378.40

Finding the Fourth Proportional to 2,152,204.14, 3,228,212.78 and 804,378.40

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Solution

The fourth proportional to 2,152,204.14, 3,228,212.78 and 804,378.40 is: 1,206,532.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,204.14 : 3,228,212.78 = 804,378.40 : x
  2. Step 2: Convert to fraction form
    2,152,204.14/3,228,212.78 = 804,378.40/x
  3. Step 3: Cross multiply
    2,152,204.14x = 3,228,212.78 × 804,378.40
  4. Step 4: Simplify right side
    2,152,204.14x = 2,596,704,630,835.95
  5. Step 5: Solve for x
    x = 2,596,704,630,835.95/2,152,204.14
  6. Step 6: Final answer
    x = 1,206,532.68

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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.