Home / 1,356,289.83-1,871,673.39-744,453.00

Finding the Fourth Proportional to 1,356,289.83, 1,871,673.39 and 744,453.00

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Solution

The fourth proportional to 1,356,289.83, 1,871,673.39 and 744,453.00 is: 1,027,341.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,289.83 : 1,871,673.39 = 744,453.00 : x
  2. Step 2: Convert to fraction form
    1,356,289.83/1,871,673.39 = 744,453.00/x
  3. Step 3: Cross multiply
    1,356,289.83x = 1,871,673.39 × 744,453.00
  4. Step 4: Simplify right side
    1,356,289.83x = 1,393,372,875,469.75
  5. Step 5: Solve for x
    x = 1,393,372,875,469.75/1,356,289.83
  6. Step 6: Final answer
    x = 1,027,341.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.