Home / 2,813,245.84-4,219,868.80-683,315.61

Finding the Fourth Proportional to 2,813,245.84, 4,219,868.80 and 683,315.61

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Solution

The fourth proportional to 2,813,245.84, 4,219,868.80 and 683,315.61 is: 1,024,973.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,245.84 : 4,219,868.80 = 683,315.61 : x
  2. Step 2: Convert to fraction form
    2,813,245.84/4,219,868.80 = 683,315.61/x
  3. Step 3: Cross multiply
    2,813,245.84x = 4,219,868.80 × 683,315.61
  4. Step 4: Simplify right side
    2,813,245.84x = 2,883,502,208,221.60
  5. Step 5: Solve for x
    x = 2,883,502,208,221.60/2,813,245.84
  6. Step 6: Final answer
    x = 1,024,973.42

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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.