Home / 2,568,464.40-3,852,734.13-1,220,764.53

Finding the Fourth Proportional to 2,568,464.40, 3,852,734.13 and 1,220,764.53

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Solution

The fourth proportional to 2,568,464.40, 3,852,734.13 and 1,220,764.53 is: 1,831,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,464.40 : 3,852,734.13 = 1,220,764.53 : x
  2. Step 2: Convert to fraction form
    2,568,464.40/3,852,734.13 = 1,220,764.53/x
  3. Step 3: Cross multiply
    2,568,464.40x = 3,852,734.13 × 1,220,764.53
  4. Step 4: Simplify right side
    2,568,464.40x = 4,703,281,169,424.41
  5. Step 5: Solve for x
    x = 4,703,281,169,424.41/2,568,464.40
  6. Step 6: Final answer
    x = 1,831,164.63

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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.