Home / 1,458,648.64-2,188,316.64-499,114.69

Finding the Fourth Proportional to 1,458,648.64, 2,188,316.64 and 499,114.69

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Solution

The fourth proportional to 1,458,648.64, 2,188,316.64 and 499,114.69 is: 748,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,648.64 : 2,188,316.64 = 499,114.69 : x
  2. Step 2: Convert to fraction form
    1,458,648.64/2,188,316.64 = 499,114.69/x
  3. Step 3: Cross multiply
    1,458,648.64x = 2,188,316.64 × 499,114.69
  4. Step 4: Simplify right side
    1,458,648.64x = 1,092,220,987,298.09
  5. Step 5: Solve for x
    x = 1,092,220,987,298.09/1,458,648.64
  6. Step 6: Final answer
    x = 748,789.64

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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.