Home / 1,478,936.28-2,218,233-414,063.48

Finding the Fourth Proportional to 1,478,936.28, 2,218,233 and 414,063.48

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Solution

The fourth proportional to 1,478,936.28, 2,218,233 and 414,063.48 is: 621,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,936.28 : 2,218,233 = 414,063.48 : x
  2. Step 2: Convert to fraction form
    1,478,936.28/2,218,233 = 414,063.48/x
  3. Step 3: Cross multiply
    1,478,936.28x = 2,218,233 × 414,063.48
  4. Step 4: Simplify right side
    1,478,936.28x = 918,489,275,430.84
  5. Step 5: Solve for x
    x = 918,489,275,430.84/1,478,936.28
  6. Step 6: Final answer
    x = 621,047.23

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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.