Home / 3,712,818.96-5,124,003.56-2,081,200.32

Finding the Fourth Proportional to 3,712,818.96, 5,124,003.56 and 2,081,200.32

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Solution

The fourth proportional to 3,712,818.96, 5,124,003.56 and 2,081,200.32 is: 2,872,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,818.96 : 5,124,003.56 = 2,081,200.32 : x
  2. Step 2: Convert to fraction form
    3,712,818.96/5,124,003.56 = 2,081,200.32/x
  3. Step 3: Cross multiply
    3,712,818.96x = 5,124,003.56 × 2,081,200.32
  4. Step 4: Simplify right side
    3,712,818.96x = 10,664,077,848,753.14
  5. Step 5: Solve for x
    x = 10,664,077,848,753.14/3,712,818.96
  6. Step 6: Final answer
    x = 2,872,232.11

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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.