Home / 2,315,998.80-3,478,145.40-2,241,349.20

Finding the Fourth Proportional to 2,315,998.80, 3,478,145.40 and 2,241,349.20

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Solution

The fourth proportional to 2,315,998.80, 3,478,145.40 and 2,241,349.20 is: 3,366,037.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315,998.80 : 3,478,145.40 = 2,241,349.20 : x
  2. Step 2: Convert to fraction form
    2,315,998.80/3,478,145.40 = 2,241,349.20/x
  3. Step 3: Cross multiply
    2,315,998.80x = 3,478,145.40 × 2,241,349.20
  4. Step 4: Simplify right side
    2,315,998.80x = 7,795,738,409,773.68
  5. Step 5: Solve for x
    x = 7,795,738,409,773.68/2,315,998.80
  6. Step 6: Final answer
    x = 3,366,037.33

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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.