Home / 2,128,543.44-2,936,076.39-1,516,892.19

Finding the Fourth Proportional to 2,128,543.44, 2,936,076.39 and 1,516,892.19

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Solution

The fourth proportional to 2,128,543.44, 2,936,076.39 and 1,516,892.19 is: 2,092,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,543.44 : 2,936,076.39 = 1,516,892.19 : x
  2. Step 2: Convert to fraction form
    2,128,543.44/2,936,076.39 = 1,516,892.19/x
  3. Step 3: Cross multiply
    2,128,543.44x = 2,936,076.39 × 1,516,892.19
  4. Step 4: Simplify right side
    2,128,543.44x = 4,453,711,345,234.39
  5. Step 5: Solve for x
    x = 4,453,711,345,234.39/2,128,543.44
  6. Step 6: Final answer
    x = 2,092,375.12

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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.