Home / 1,403,293.67-1,936,543.61-758,712.33

Finding the Fourth Proportional to 1,403,293.67, 1,936,543.61 and 758,712.33

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Solution

The fourth proportional to 1,403,293.67, 1,936,543.61 and 758,712.33 is: 1,047,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,293.67 : 1,936,543.61 = 758,712.33 : x
  2. Step 2: Convert to fraction form
    1,403,293.67/1,936,543.61 = 758,712.33/x
  3. Step 3: Cross multiply
    1,403,293.67x = 1,936,543.61 × 758,712.33
  4. Step 4: Simplify right side
    1,403,293.67x = 1,469,279,510,696.15
  5. Step 5: Solve for x
    x = 1,469,279,510,696.15/1,403,293.67
  6. Step 6: Final answer
    x = 1,047,022.12

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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.