Home / 3,259,078.40-4,888,902-1,340,106.32

Finding the Fourth Proportional to 3,259,078.40, 4,888,902 and 1,340,106.32

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Solution

The fourth proportional to 3,259,078.40, 4,888,902 and 1,340,106.32 is: 2,010,276.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259,078.40 : 4,888,902 = 1,340,106.32 : x
  2. Step 2: Convert to fraction form
    3,259,078.40/4,888,902 = 1,340,106.32/x
  3. Step 3: Cross multiply
    3,259,078.40x = 4,888,902 × 1,340,106.32
  4. Step 4: Simplify right side
    3,259,078.40x = 6,551,648,468,060.64
  5. Step 5: Solve for x
    x = 6,551,648,468,060.64/3,259,078.40
  6. Step 6: Final answer
    x = 2,010,276.42

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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.