Home / 1,116,935-1,541,454.56-681,313.32

Finding the Fourth Proportional to 1,116,935, 1,541,454.56 and 681,313.32

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Solution

The fourth proportional to 1,116,935, 1,541,454.56 and 681,313.32 is: 940,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,935 : 1,541,454.56 = 681,313.32 : x
  2. Step 2: Convert to fraction form
    1,116,935/1,541,454.56 = 681,313.32/x
  3. Step 3: Cross multiply
    1,116,935x = 1,541,454.56 × 681,313.32
  4. Step 4: Simplify right side
    1,116,935x = 1,050,213,523,902.74
  5. Step 5: Solve for x
    x = 1,050,213,523,902.74/1,116,935
  6. Step 6: Final answer
    x = 940,263.78

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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.