Home / 2,139,776.28-2,951,169.44-1,881,100.14

Finding the Fourth Proportional to 2,139,776.28, 2,951,169.44 and 1,881,100.14

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Solution

The fourth proportional to 2,139,776.28, 2,951,169.44 and 1,881,100.14 is: 2,594,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,776.28 : 2,951,169.44 = 1,881,100.14 : x
  2. Step 2: Convert to fraction form
    2,139,776.28/2,951,169.44 = 1,881,100.14/x
  3. Step 3: Cross multiply
    2,139,776.28x = 2,951,169.44 × 1,881,100.14
  4. Step 4: Simplify right side
    2,139,776.28x = 5,551,445,237,342.22
  5. Step 5: Solve for x
    x = 5,551,445,237,342.22/2,139,776.28
  6. Step 6: Final answer
    x = 2,594,404.51

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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.