Home / 1,404,308.08-2,105,197.64-505,117.77

Finding the Fourth Proportional to 1,404,308.08, 2,105,197.64 and 505,117.77

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Solution

The fourth proportional to 1,404,308.08, 2,105,197.64 and 505,117.77 is: 757,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,308.08 : 2,105,197.64 = 505,117.77 : x
  2. Step 2: Convert to fraction form
    1,404,308.08/2,105,197.64 = 505,117.77/x
  3. Step 3: Cross multiply
    1,404,308.08x = 2,105,197.64 × 505,117.77
  4. Step 4: Simplify right side
    1,404,308.08x = 1,063,372,737,326.06
  5. Step 5: Solve for x
    x = 1,063,372,737,326.06/1,404,308.08
  6. Step 6: Final answer
    x = 757,221.83

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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.