Home / 1,619,614.92-2,429,173.17-540,146.46

Finding the Fourth Proportional to 1,619,614.92, 2,429,173.17 and 540,146.46

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Solution

The fourth proportional to 1,619,614.92, 2,429,173.17 and 540,146.46 is: 810,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,614.92 : 2,429,173.17 = 540,146.46 : x
  2. Step 2: Convert to fraction form
    1,619,614.92/2,429,173.17 = 540,146.46/x
  3. Step 3: Cross multiply
    1,619,614.92x = 2,429,173.17 × 540,146.46
  4. Step 4: Simplify right side
    1,619,614.92x = 1,312,109,288,502.48
  5. Step 5: Solve for x
    x = 1,312,109,288,502.48/1,619,614.92
  6. Step 6: Final answer
    x = 810,136.58

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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.