Home / 1,405,177.62-2,108,101.75-458,550.10

Finding the Fourth Proportional to 1,405,177.62, 2,108,101.75 and 458,550.10

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Solution

The fourth proportional to 1,405,177.62, 2,108,101.75 and 458,550.10 is: 687,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,177.62 : 2,108,101.75 = 458,550.10 : x
  2. Step 2: Convert to fraction form
    1,405,177.62/2,108,101.75 = 458,550.10/x
  3. Step 3: Cross multiply
    1,405,177.62x = 2,108,101.75 × 458,550.10
  4. Step 4: Simplify right side
    1,405,177.62x = 966,670,268,272.68
  5. Step 5: Solve for x
    x = 966,670,268,272.68/1,405,177.62
  6. Step 6: Final answer
    x = 687,934.57

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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.