Home / 3,476,057.10-5,219,990.55-2,578,512.30

Finding the Fourth Proportional to 3,476,057.10, 5,219,990.55 and 2,578,512.30

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Solution

The fourth proportional to 3,476,057.10, 5,219,990.55 and 2,578,512.30 is: 3,872,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,057.10 : 5,219,990.55 = 2,578,512.30 : x
  2. Step 2: Convert to fraction form
    3,476,057.10/5,219,990.55 = 2,578,512.30/x
  3. Step 3: Cross multiply
    3,476,057.10x = 5,219,990.55 × 2,578,512.30
  4. Step 4: Simplify right side
    3,476,057.10x = 13,459,809,839,058.76
  5. Step 5: Solve for x
    x = 13,459,809,839,058.76/3,476,057.10
  6. Step 6: Final answer
    x = 3,872,148.66

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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.