Home / 3,112,365.20-4,295,096.78-1,754,238.20

Finding the Fourth Proportional to 3,112,365.20, 4,295,096.78 and 1,754,238.20

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Solution

The fourth proportional to 3,112,365.20, 4,295,096.78 and 1,754,238.20 is: 2,420,867.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,365.20 : 4,295,096.78 = 1,754,238.20 : x
  2. Step 2: Convert to fraction form
    3,112,365.20/4,295,096.78 = 1,754,238.20/x
  3. Step 3: Cross multiply
    3,112,365.20x = 4,295,096.78 × 1,754,238.20
  4. Step 4: Simplify right side
    3,112,365.20x = 7,534,622,813,926.32
  5. Step 5: Solve for x
    x = 7,534,622,813,926.32/3,112,365.20
  6. Step 6: Final answer
    x = 2,420,867.20

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1.5x scale

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.