Home / 1,382,322.40-2,073,336.20-483,781.30

Finding the Fourth Proportional to 1,382,322.40, 2,073,336.20 and 483,781.30

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Solution

The fourth proportional to 1,382,322.40, 2,073,336.20 and 483,781.30 is: 725,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,322.40 : 2,073,336.20 = 483,781.30 : x
  2. Step 2: Convert to fraction form
    1,382,322.40/2,073,336.20 = 483,781.30/x
  3. Step 3: Cross multiply
    1,382,322.40x = 2,073,336.20 × 483,781.30
  4. Step 4: Simplify right side
    1,382,322.40x = 1,003,041,282,173.06
  5. Step 5: Solve for x
    x = 1,003,041,282,173.06/1,382,322.40
  6. Step 6: Final answer
    x = 725,620.36

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.