Home / 3,747,907.84-5,612,798.40-2,145,611.20

Finding the Fourth Proportional to 3,747,907.84, 5,612,798.40 and 2,145,611.20

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Solution

The fourth proportional to 3,747,907.84, 5,612,798.40 and 2,145,611.20 is: 3,213,228.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,907.84 : 5,612,798.40 = 2,145,611.20 : x
  2. Step 2: Convert to fraction form
    3,747,907.84/5,612,798.40 = 2,145,611.20/x
  3. Step 3: Cross multiply
    3,747,907.84x = 5,612,798.40 × 2,145,611.20
  4. Step 4: Simplify right side
    3,747,907.84x = 12,042,883,110,382.08
  5. Step 5: Solve for x
    x = 12,042,883,110,382.08/3,747,907.84
  6. Step 6: Final answer
    x = 3,213,228.19

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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.