Home / 1,774,202.70-2,447,627.22-1,085,905.20

Finding the Fourth Proportional to 1,774,202.70, 2,447,627.22 and 1,085,905.20

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Solution

The fourth proportional to 1,774,202.70, 2,447,627.22 and 1,085,905.20 is: 1,498,076.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,202.70 : 2,447,627.22 = 1,085,905.20 : x
  2. Step 2: Convert to fraction form
    1,774,202.70/2,447,627.22 = 1,085,905.20/x
  3. Step 3: Cross multiply
    1,774,202.70x = 2,447,627.22 × 1,085,905.20
  4. Step 4: Simplify right side
    1,774,202.70x = 2,657,891,125,859.54
  5. Step 5: Solve for x
    x = 2,657,891,125,859.54/1,774,202.70
  6. Step 6: Final answer
    x = 1,498,076.36

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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.