Home / 2,720,188.48-3,754,650.72-1,814,768.32

Finding the Fourth Proportional to 2,720,188.48, 3,754,650.72 and 1,814,768.32

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Solution

The fourth proportional to 2,720,188.48, 3,754,650.72 and 1,814,768.32 is: 2,504,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,188.48 : 3,754,650.72 = 1,814,768.32 : x
  2. Step 2: Convert to fraction form
    2,720,188.48/3,754,650.72 = 1,814,768.32/x
  3. Step 3: Cross multiply
    2,720,188.48x = 3,754,650.72 × 1,814,768.32
  4. Step 4: Simplify right side
    2,720,188.48x = 6,813,821,179,321.19
  5. Step 5: Solve for x
    x = 6,813,821,179,321.19/2,720,188.48
  6. Step 6: Final answer
    x = 2,504,907.74

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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.