Home / 2,864,181.32-3,952,564.54-1,640,882.88

Finding the Fourth Proportional to 2,864,181.32, 3,952,564.54 and 1,640,882.88

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Solution

The fourth proportional to 2,864,181.32, 3,952,564.54 and 1,640,882.88 is: 2,264,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,181.32 : 3,952,564.54 = 1,640,882.88 : x
  2. Step 2: Convert to fraction form
    2,864,181.32/3,952,564.54 = 1,640,882.88/x
  3. Step 3: Cross multiply
    2,864,181.32x = 3,952,564.54 × 1,640,882.88
  4. Step 4: Simplify right side
    2,864,181.32x = 6,485,695,485,781.08
  5. Step 5: Solve for x
    x = 6,485,695,485,781.08/2,864,181.32
  6. Step 6: Final answer
    x = 2,264,415.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.