Home / 3,308,962.40-4,963,443.60-2,175,221.60

Finding the Fourth Proportional to 3,308,962.40, 4,963,443.60 and 2,175,221.60

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Solution

The fourth proportional to 3,308,962.40, 4,963,443.60 and 2,175,221.60 is: 3,262,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308,962.40 : 4,963,443.60 = 2,175,221.60 : x
  2. Step 2: Convert to fraction form
    3,308,962.40/4,963,443.60 = 2,175,221.60/x
  3. Step 3: Cross multiply
    3,308,962.40x = 4,963,443.60 × 2,175,221.60
  4. Step 4: Simplify right side
    3,308,962.40x = 10,796,589,729,101.76
  5. Step 5: Solve for x
    x = 10,796,589,729,101.76/3,308,962.40
  6. Step 6: Final answer
    x = 3,262,832.40

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Double scale
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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.