Home / 1,632,720.16-2,253,180.78-897,705.49

Finding the Fourth Proportional to 1,632,720.16, 2,253,180.78 and 897,705.49

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Solution

The fourth proportional to 1,632,720.16, 2,253,180.78 and 897,705.49 is: 1,238,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,720.16 : 2,253,180.78 = 897,705.49 : x
  2. Step 2: Convert to fraction form
    1,632,720.16/2,253,180.78 = 897,705.49/x
  3. Step 3: Cross multiply
    1,632,720.16x = 2,253,180.78 × 897,705.49
  4. Step 4: Simplify right side
    1,632,720.16x = 2,022,692,756,168.48
  5. Step 5: Solve for x
    x = 2,022,692,756,168.48/1,632,720.16
  6. Step 6: Final answer
    x = 1,238,848.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.