Home / 1,118,893.32-1,544,019.12-635,394.60

Finding the Fourth Proportional to 1,118,893.32, 1,544,019.12 and 635,394.60

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Solution

The fourth proportional to 1,118,893.32, 1,544,019.12 and 635,394.60 is: 876,814.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,893.32 : 1,544,019.12 = 635,394.60 : x
  2. Step 2: Convert to fraction form
    1,118,893.32/1,544,019.12 = 635,394.60/x
  3. Step 3: Cross multiply
    1,118,893.32x = 1,544,019.12 × 635,394.60
  4. Step 4: Simplify right side
    1,118,893.32x = 981,061,411,144.75
  5. Step 5: Solve for x
    x = 981,061,411,144.75/1,118,893.32
  6. Step 6: Final answer
    x = 876,814.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.