Home / 2,688,276.60-4,032,414.90-2,221,716.60

Finding the Fourth Proportional to 2,688,276.60, 4,032,414.90 and 2,221,716.60

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Solution

The fourth proportional to 2,688,276.60, 4,032,414.90 and 2,221,716.60 is: 3,332,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,276.60 : 4,032,414.90 = 2,221,716.60 : x
  2. Step 2: Convert to fraction form
    2,688,276.60/4,032,414.90 = 2,221,716.60/x
  3. Step 3: Cross multiply
    2,688,276.60x = 4,032,414.90 × 2,221,716.60
  4. Step 4: Simplify right side
    2,688,276.60x = 8,958,883,121,417.34
  5. Step 5: Solve for x
    x = 8,958,883,121,417.34/2,688,276.60
  6. Step 6: Final answer
    x = 3,332,574.90

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Similar ratio
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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.