Home / 1,224,628.56-1,836,977.40-338,164.56

Finding the Fourth Proportional to 1,224,628.56, 1,836,977.40 and 338,164.56

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Solution

The fourth proportional to 1,224,628.56, 1,836,977.40 and 338,164.56 is: 507,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,628.56 : 1,836,977.40 = 338,164.56 : x
  2. Step 2: Convert to fraction form
    1,224,628.56/1,836,977.40 = 338,164.56/x
  3. Step 3: Cross multiply
    1,224,628.56x = 1,836,977.40 × 338,164.56
  4. Step 4: Simplify right side
    1,224,628.56x = 621,200,654,200.94
  5. Step 5: Solve for x
    x = 621,200,654,200.94/1,224,628.56
  6. Step 6: Final answer
    x = 507,256.38

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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.