Home / 2,921,834.33-4,382,751.51-791,918.45

Finding the Fourth Proportional to 2,921,834.33, 4,382,751.51 and 791,918.45

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Solution

The fourth proportional to 2,921,834.33, 4,382,751.51 and 791,918.45 is: 1,187,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,834.33 : 4,382,751.51 = 791,918.45 : x
  2. Step 2: Convert to fraction form
    2,921,834.33/4,382,751.51 = 791,918.45/x
  3. Step 3: Cross multiply
    2,921,834.33x = 4,382,751.51 × 791,918.45
  4. Step 4: Simplify right side
    2,921,834.33x = 3,470,781,760,620.60
  5. Step 5: Solve for x
    x = 3,470,781,760,620.60/2,921,834.33
  6. Step 6: Final answer
    x = 1,187,877.67

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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.