Home / 1,332,431.36-1,838,238.80-848,909.92

Finding the Fourth Proportional to 1,332,431.36, 1,838,238.80 and 848,909.92

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Solution

The fourth proportional to 1,332,431.36, 1,838,238.80 and 848,909.92 is: 1,171,166.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,431.36 : 1,838,238.80 = 848,909.92 : x
  2. Step 2: Convert to fraction form
    1,332,431.36/1,838,238.80 = 848,909.92/x
  3. Step 3: Cross multiply
    1,332,431.36x = 1,838,238.80 × 848,909.92
  4. Step 4: Simplify right side
    1,332,431.36x = 1,560,499,152,648.90
  5. Step 5: Solve for x
    x = 1,560,499,152,648.90/1,332,431.36
  6. Step 6: Final answer
    x = 1,171,166.64

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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.