Home / 2,340,380.28-3,510,211.86-742,736.28

Finding the Fourth Proportional to 2,340,380.28, 3,510,211.86 and 742,736.28

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Solution

The fourth proportional to 2,340,380.28, 3,510,211.86 and 742,736.28 is: 1,113,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,380.28 : 3,510,211.86 = 742,736.28 : x
  2. Step 2: Convert to fraction form
    2,340,380.28/3,510,211.86 = 742,736.28/x
  3. Step 3: Cross multiply
    2,340,380.28x = 3,510,211.86 × 742,736.28
  4. Step 4: Simplify right side
    2,340,380.28x = 2,607,161,695,194.60
  5. Step 5: Solve for x
    x = 2,607,161,695,194.60/2,340,380.28
  6. Step 6: Final answer
    x = 1,113,990.63

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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.