Home / 2,028,027.83-2,798,484.12-1,212,069.06

Finding the Fourth Proportional to 2,028,027.83, 2,798,484.12 and 1,212,069.06

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Solution

The fourth proportional to 2,028,027.83, 2,798,484.12 and 1,212,069.06 is: 1,672,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,027.83 : 2,798,484.12 = 1,212,069.06 : x
  2. Step 2: Convert to fraction form
    2,028,027.83/2,798,484.12 = 1,212,069.06/x
  3. Step 3: Cross multiply
    2,028,027.83x = 2,798,484.12 × 1,212,069.06
  4. Step 4: Simplify right side
    2,028,027.83x = 3,391,956,016,753.33
  5. Step 5: Solve for x
    x = 3,391,956,016,753.33/2,028,027.83
  6. Step 6: Final answer
    x = 1,672,539.19

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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.