Home / 1,140,313.76-1,573,526.18-681,336.96

Finding the Fourth Proportional to 1,140,313.76, 1,573,526.18 and 681,336.96

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Solution

The fourth proportional to 1,140,313.76, 1,573,526.18 and 681,336.96 is: 940,181.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,313.76 : 1,573,526.18 = 681,336.96 : x
  2. Step 2: Convert to fraction form
    1,140,313.76/1,573,526.18 = 681,336.96/x
  3. Step 3: Cross multiply
    1,140,313.76x = 1,573,526.18 × 681,336.96
  4. Step 4: Simplify right side
    1,140,313.76x = 1,072,101,543,961.61
  5. Step 5: Solve for x
    x = 1,072,101,543,961.61/1,140,313.76
  6. Step 6: Final answer
    x = 940,181.19

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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.