Home / 1,110,144.73-1,532,036.87-680,341.86

Finding the Fourth Proportional to 1,110,144.73, 1,532,036.87 and 680,341.86

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Solution

The fourth proportional to 1,110,144.73, 1,532,036.87 and 680,341.86 is: 938,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,144.73 : 1,532,036.87 = 680,341.86 : x
  2. Step 2: Convert to fraction form
    1,110,144.73/1,532,036.87 = 680,341.86/x
  3. Step 3: Cross multiply
    1,110,144.73x = 1,532,036.87 × 680,341.86
  4. Step 4: Simplify right side
    1,110,144.73x = 1,042,308,813,724.38
  5. Step 5: Solve for x
    x = 1,042,308,813,724.38/1,110,144.73
  6. Step 6: Final answer
    x = 938,894.53

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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.