Home / 2,808,193.26-4,211,486.37-915,100.14

Finding the Fourth Proportional to 2,808,193.26, 4,211,486.37 and 915,100.14

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Solution

The fourth proportional to 2,808,193.26, 4,211,486.37 and 915,100.14 is: 1,372,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,193.26 : 4,211,486.37 = 915,100.14 : x
  2. Step 2: Convert to fraction form
    2,808,193.26/4,211,486.37 = 915,100.14/x
  3. Step 3: Cross multiply
    2,808,193.26x = 4,211,486.37 × 915,100.14
  4. Step 4: Simplify right side
    2,808,193.26x = 3,853,931,766,795.09
  5. Step 5: Solve for x
    x = 3,853,931,766,795.09/2,808,193.26
  6. Step 6: Final answer
    x = 1,372,388.37

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1.5x scale

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.