Home / 1,131,981.96-1,562,126.94-622,673.40

Finding the Fourth Proportional to 1,131,981.96, 1,562,126.94 and 622,673.40

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Solution

The fourth proportional to 1,131,981.96, 1,562,126.94 and 622,673.40 is: 859,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,981.96 : 1,562,126.94 = 622,673.40 : x
  2. Step 2: Convert to fraction form
    1,131,981.96/1,562,126.94 = 622,673.40/x
  3. Step 3: Cross multiply
    1,131,981.96x = 1,562,126.94 × 622,673.40
  4. Step 4: Simplify right side
    1,131,981.96x = 972,694,892,961.40
  5. Step 5: Solve for x
    x = 972,694,892,961.40/1,131,981.96
  6. Step 6: Final answer
    x = 859,284.80

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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.