Home / 2,940,597.20-4,411,008.12-919,027.28

Finding the Fourth Proportional to 2,940,597.20, 4,411,008.12 and 919,027.28

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Solution

The fourth proportional to 2,940,597.20, 4,411,008.12 and 919,027.28 is: 1,378,576.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940,597.20 : 4,411,008.12 = 919,027.28 : x
  2. Step 2: Convert to fraction form
    2,940,597.20/4,411,008.12 = 919,027.28/x
  3. Step 3: Cross multiply
    2,940,597.20x = 4,411,008.12 × 919,027.28
  4. Step 4: Simplify right side
    2,940,597.20x = 4,053,836,794,581.51
  5. Step 5: Solve for x
    x = 4,053,836,794,581.51/2,940,597.20
  6. Step 6: Final answer
    x = 1,378,576.02

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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.