Home / 1,479,354.96-2,041,489.89-825,991.05

Finding the Fourth Proportional to 1,479,354.96, 2,041,489.89 and 825,991.05

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Solution

The fourth proportional to 1,479,354.96, 2,041,489.89 and 825,991.05 is: 1,139,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,354.96 : 2,041,489.89 = 825,991.05 : x
  2. Step 2: Convert to fraction form
    1,479,354.96/2,041,489.89 = 825,991.05/x
  3. Step 3: Cross multiply
    1,479,354.96x = 2,041,489.89 × 825,991.05
  4. Step 4: Simplify right side
    1,479,354.96x = 1,686,252,377,805.48
  5. Step 5: Solve for x
    x = 1,686,252,377,805.48/1,479,354.96
  6. Step 6: Final answer
    x = 1,139,856.51

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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.