Home / 1,079,672.20-1,618,730.70-606,502.60

Finding the Fourth Proportional to 1,079,672.20, 1,618,730.70 and 606,502.60

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Solution

The fourth proportional to 1,079,672.20, 1,618,730.70 and 606,502.60 is: 909,317.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,672.20 : 1,618,730.70 = 606,502.60 : x
  2. Step 2: Convert to fraction form
    1,079,672.20/1,618,730.70 = 606,502.60/x
  3. Step 3: Cross multiply
    1,079,672.20x = 1,618,730.70 × 606,502.60
  4. Step 4: Simplify right side
    1,079,672.20x = 981,764,378,249.82
  5. Step 5: Solve for x
    x = 981,764,378,249.82/1,079,672.20
  6. Step 6: Final answer
    x = 909,317.09

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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.