Home / 1,004,383.92-1,386,059.81-545,507.45

Finding the Fourth Proportional to 1,004,383.92, 1,386,059.81 and 545,507.45

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Solution

The fourth proportional to 1,004,383.92, 1,386,059.81 and 545,507.45 is: 752,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,383.92 : 1,386,059.81 = 545,507.45 : x
  2. Step 2: Convert to fraction form
    1,004,383.92/1,386,059.81 = 545,507.45/x
  3. Step 3: Cross multiply
    1,004,383.92x = 1,386,059.81 × 545,507.45
  4. Step 4: Simplify right side
    1,004,383.92x = 756,105,952,500.59
  5. Step 5: Solve for x
    x = 756,105,952,500.59/1,004,383.92
  6. Step 6: Final answer
    x = 752,805.71

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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.