Home / 1,008,708.80-1,512,767.94-830,774.48

Finding the Fourth Proportional to 1,008,708.80, 1,512,767.94 and 830,774.48

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Solution

The fourth proportional to 1,008,708.80, 1,512,767.94 and 830,774.48 is: 1,245,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,708.80 : 1,512,767.94 = 830,774.48 : x
  2. Step 2: Convert to fraction form
    1,008,708.80/1,512,767.94 = 830,774.48/x
  3. Step 3: Cross multiply
    1,008,708.80x = 1,512,767.94 × 830,774.48
  4. Step 4: Simplify right side
    1,008,708.80x = 1,256,768,998,714.17
  5. Step 5: Solve for x
    x = 1,256,768,998,714.17/1,008,708.80
  6. Step 6: Final answer
    x = 1,245,918.54

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.