Home / 2,558,057.71-3,530,027.12-1,412,113.45

Finding the Fourth Proportional to 2,558,057.71, 3,530,027.12 and 1,412,113.45

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Solution

The fourth proportional to 2,558,057.71, 3,530,027.12 and 1,412,113.45 is: 1,948,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,057.71 : 3,530,027.12 = 1,412,113.45 : x
  2. Step 2: Convert to fraction form
    2,558,057.71/3,530,027.12 = 1,412,113.45/x
  3. Step 3: Cross multiply
    2,558,057.71x = 3,530,027.12 × 1,412,113.45
  4. Step 4: Simplify right side
    2,558,057.71x = 4,984,798,775,016.76
  5. Step 5: Solve for x
    x = 4,984,798,775,016.76/2,558,057.71
  6. Step 6: Final answer
    x = 1,948,665.49

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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.