Home / 1,332,396.54-1,838,661.39-759,621.18

Finding the Fourth Proportional to 1,332,396.54, 1,838,661.39 and 759,621.18

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Solution

The fourth proportional to 1,332,396.54, 1,838,661.39 and 759,621.18 is: 1,048,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,396.54 : 1,838,661.39 = 759,621.18 : x
  2. Step 2: Convert to fraction form
    1,332,396.54/1,838,661.39 = 759,621.18/x
  3. Step 3: Cross multiply
    1,332,396.54x = 1,838,661.39 × 759,621.18
  4. Step 4: Simplify right side
    1,332,396.54x = 1,396,686,134,692.24
  5. Step 5: Solve for x
    x = 1,396,686,134,692.24/1,332,396.54
  6. Step 6: Final answer
    x = 1,048,251.10

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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.