Home / 1,403,417.67-1,936,717.77-758,837.70

Finding the Fourth Proportional to 1,403,417.67, 1,936,717.77 and 758,837.70

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Solution

The fourth proportional to 1,403,417.67, 1,936,717.77 and 758,837.70 is: 1,047,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,417.67 : 1,936,717.77 = 758,837.70 : x
  2. Step 2: Convert to fraction form
    1,403,417.67/1,936,717.77 = 758,837.70/x
  3. Step 3: Cross multiply
    1,403,417.67x = 1,936,717.77 × 758,837.70
  4. Step 4: Simplify right side
    1,403,417.67x = 1,469,654,458,135.93
  5. Step 5: Solve for x
    x = 1,469,654,458,135.93/1,403,417.67
  6. Step 6: Final answer
    x = 1,047,196.78

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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.