Home / 1,449,078.66-2,172,918.87-607,404.42

Finding the Fourth Proportional to 1,449,078.66, 2,172,918.87 and 607,404.42

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Solution

The fourth proportional to 1,449,078.66, 2,172,918.87 and 607,404.42 is: 910,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,078.66 : 2,172,918.87 = 607,404.42 : x
  2. Step 2: Convert to fraction form
    1,449,078.66/2,172,918.87 = 607,404.42/x
  3. Step 3: Cross multiply
    1,449,078.66x = 2,172,918.87 × 607,404.42
  4. Step 4: Simplify right side
    1,449,078.66x = 1,319,840,525,939.41
  5. Step 5: Solve for x
    x = 1,319,840,525,939.41/1,449,078.66
  6. Step 6: Final answer
    x = 910,813.58

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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.