Home / 2,247,803.40-3,370,538.70-827,128.20

Finding the Fourth Proportional to 2,247,803.40, 3,370,538.70 and 827,128.20

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Solution

The fourth proportional to 2,247,803.40, 3,370,538.70 and 827,128.20 is: 1,240,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,803.40 : 3,370,538.70 = 827,128.20 : x
  2. Step 2: Convert to fraction form
    2,247,803.40/3,370,538.70 = 827,128.20/x
  3. Step 3: Cross multiply
    2,247,803.40x = 3,370,538.70 × 827,128.20
  4. Step 4: Simplify right side
    2,247,803.40x = 2,787,867,607,961.34
  5. Step 5: Solve for x
    x = 2,787,867,607,961.34/2,247,803.40
  6. Step 6: Final answer
    x = 1,240,263.10

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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.