Home / 1,448,881.20-2,173,321.80-384,087.60

Finding the Fourth Proportional to 1,448,881.20, 2,173,321.80 and 384,087.60

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Solution

The fourth proportional to 1,448,881.20, 2,173,321.80 and 384,087.60 is: 576,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,881.20 : 2,173,321.80 = 384,087.60 : x
  2. Step 2: Convert to fraction form
    1,448,881.20/2,173,321.80 = 384,087.60/x
  3. Step 3: Cross multiply
    1,448,881.20x = 2,173,321.80 × 384,087.60
  4. Step 4: Simplify right side
    1,448,881.20x = 834,745,954,189.68
  5. Step 5: Solve for x
    x = 834,745,954,189.68/1,448,881.20
  6. Step 6: Final answer
    x = 576,131.40

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Similar ratio
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1.5x scale

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.