Home / 3,975,740.80-5,963,611.20-2,904,985.60

Finding the Fourth Proportional to 3,975,740.80, 5,963,611.20 and 2,904,985.60

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Solution

The fourth proportional to 3,975,740.80, 5,963,611.20 and 2,904,985.60 is: 4,357,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,740.80 : 5,963,611.20 = 2,904,985.60 : x
  2. Step 2: Convert to fraction form
    3,975,740.80/5,963,611.20 = 2,904,985.60/x
  3. Step 3: Cross multiply
    3,975,740.80x = 5,963,611.20 × 2,904,985.60
  4. Step 4: Simplify right side
    3,975,740.80x = 17,324,204,659,998.72
  5. Step 5: Solve for x
    x = 17,324,204,659,998.72/3,975,740.80
  6. Step 6: Final answer
    x = 4,357,478.40

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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.