Home / 2,819,438.70-4,226,205.60-1,112,922.60

Finding the Fourth Proportional to 2,819,438.70, 4,226,205.60 and 1,112,922.60

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Solution

The fourth proportional to 2,819,438.70, 4,226,205.60 and 1,112,922.60 is: 1,668,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,438.70 : 4,226,205.60 = 1,112,922.60 : x
  2. Step 2: Convert to fraction form
    2,819,438.70/4,226,205.60 = 1,112,922.60/x
  3. Step 3: Cross multiply
    2,819,438.70x = 4,226,205.60 × 1,112,922.60
  4. Step 4: Simplify right side
    2,819,438.70x = 4,703,439,724,486.56
  5. Step 5: Solve for x
    x = 4,703,439,724,486.56/2,819,438.70
  6. Step 6: Final answer
    x = 1,668,218.47

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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.