Home / 2,199,179.92-3,035,061.48-1,281,361.36

Finding the Fourth Proportional to 2,199,179.92, 3,035,061.48 and 1,281,361.36

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Solution

The fourth proportional to 2,199,179.92, 3,035,061.48 and 1,281,361.36 is: 1,768,391.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,179.92 : 3,035,061.48 = 1,281,361.36 : x
  2. Step 2: Convert to fraction form
    2,199,179.92/3,035,061.48 = 1,281,361.36/x
  3. Step 3: Cross multiply
    2,199,179.92x = 3,035,061.48 × 1,281,361.36
  4. Step 4: Simplify right side
    2,199,179.92x = 3,889,010,505,696.41
  5. Step 5: Solve for x
    x = 3,889,010,505,696.41/2,199,179.92
  6. Step 6: Final answer
    x = 1,768,391.24

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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.