Home / 1,140,316.76-1,573,530.32-681,339.96

Finding the Fourth Proportional to 1,140,316.76, 1,573,530.32 and 681,339.96

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Solution

The fourth proportional to 1,140,316.76, 1,573,530.32 and 681,339.96 is: 940,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,316.76 : 1,573,530.32 = 681,339.96 : x
  2. Step 2: Convert to fraction form
    1,140,316.76/1,573,530.32 = 681,339.96/x
  3. Step 3: Cross multiply
    1,140,316.76x = 1,573,530.32 × 681,339.96
  4. Step 4: Simplify right side
    1,140,316.76x = 1,072,109,085,287.59
  5. Step 5: Solve for x
    x = 1,072,109,085,287.59/1,140,316.76
  6. Step 6: Final answer
    x = 940,185.33

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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.