Home / 5,261,410.80-7,889,783.40-2,420,060.40

Finding the Fourth Proportional to 5,261,410.80, 7,889,783.40 and 2,420,060.40

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Solution

The fourth proportional to 5,261,410.80, 7,889,783.40 and 2,420,060.40 is: 3,629,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261,410.80 : 7,889,783.40 = 2,420,060.40 : x
  2. Step 2: Convert to fraction form
    5,261,410.80/7,889,783.40 = 2,420,060.40/x
  3. Step 3: Cross multiply
    5,261,410.80x = 7,889,783.40 × 2,420,060.40
  4. Step 4: Simplify right side
    5,261,410.80x = 19,093,752,370,917.36
  5. Step 5: Solve for x
    x = 19,093,752,370,917.36/5,261,410.80
  6. Step 6: Final answer
    x = 3,629,017.60

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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.