Home / 1,663,358.40-2,295,399.60-984,513.60

Finding the Fourth Proportional to 1,663,358.40, 2,295,399.60 and 984,513.60

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Solution

The fourth proportional to 1,663,358.40, 2,295,399.60 and 984,513.60 is: 1,358,608.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,358.40 : 2,295,399.60 = 984,513.60 : x
  2. Step 2: Convert to fraction form
    1,663,358.40/2,295,399.60 = 984,513.60/x
  3. Step 3: Cross multiply
    1,663,358.40x = 2,295,399.60 × 984,513.60
  4. Step 4: Simplify right side
    1,663,358.40x = 2,259,852,123,634.56
  5. Step 5: Solve for x
    x = 2,259,852,123,634.56/1,663,358.40
  6. Step 6: Final answer
    x = 1,358,608.06

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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.