Home / 1,448,395.26-2,172,465.27-649,462.38

Finding the Fourth Proportional to 1,448,395.26, 2,172,465.27 and 649,462.38

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Solution

The fourth proportional to 1,448,395.26, 2,172,465.27 and 649,462.38 is: 974,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,395.26 : 2,172,465.27 = 649,462.38 : x
  2. Step 2: Convert to fraction form
    1,448,395.26/2,172,465.27 = 649,462.38/x
  3. Step 3: Cross multiply
    1,448,395.26x = 2,172,465.27 × 649,462.38
  4. Step 4: Simplify right side
    1,448,395.26x = 1,410,934,464,721.54
  5. Step 5: Solve for x
    x = 1,410,934,464,721.54/1,448,395.26
  6. Step 6: Final answer
    x = 974,136.35

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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.