Home / 4,278,378.48-6,417,435.96-1,752,131.04

Finding the Fourth Proportional to 4,278,378.48, 6,417,435.96 and 1,752,131.04

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Solution

The fourth proportional to 4,278,378.48, 6,417,435.96 and 1,752,131.04 is: 2,628,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,378.48 : 6,417,435.96 = 1,752,131.04 : x
  2. Step 2: Convert to fraction form
    4,278,378.48/6,417,435.96 = 1,752,131.04/x
  3. Step 3: Cross multiply
    4,278,378.48x = 6,417,435.96 × 1,752,131.04
  4. Step 4: Simplify right side
    4,278,378.48x = 11,244,188,742,728.20
  5. Step 5: Solve for x
    x = 11,244,188,742,728.20/4,278,378.48
  6. Step 6: Final answer
    x = 2,628,142.60

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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.