Home / 1,011,996.36-1,396,848.78-582,579.72

Finding the Fourth Proportional to 1,011,996.36, 1,396,848.78 and 582,579.72

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Solution

The fourth proportional to 1,011,996.36, 1,396,848.78 and 582,579.72 is: 804,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,996.36 : 1,396,848.78 = 582,579.72 : x
  2. Step 2: Convert to fraction form
    1,011,996.36/1,396,848.78 = 582,579.72/x
  3. Step 3: Cross multiply
    1,011,996.36x = 1,396,848.78 × 582,579.72
  4. Step 4: Simplify right side
    1,011,996.36x = 813,775,771,134.74
  5. Step 5: Solve for x
    x = 813,775,771,134.74/1,011,996.36
  6. Step 6: Final answer
    x = 804,129.15

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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.