Home / 2,157,617.40-3,236,426.10-897,905.40

Finding the Fourth Proportional to 2,157,617.40, 3,236,426.10 and 897,905.40

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Solution

The fourth proportional to 2,157,617.40, 3,236,426.10 and 897,905.40 is: 1,346,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,617.40 : 3,236,426.10 = 897,905.40 : x
  2. Step 2: Convert to fraction form
    2,157,617.40/3,236,426.10 = 897,905.40/x
  3. Step 3: Cross multiply
    2,157,617.40x = 3,236,426.10 × 897,905.40
  4. Step 4: Simplify right side
    2,157,617.40x = 2,906,004,471,890.94
  5. Step 5: Solve for x
    x = 2,906,004,471,890.94/2,157,617.40
  6. Step 6: Final answer
    x = 1,346,858.10

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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.