Home / 3,834,037.56-5,290,971.51-2,115,158.08

Finding the Fourth Proportional to 3,834,037.56, 5,290,971.51 and 2,115,158.08

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Solution

The fourth proportional to 3,834,037.56, 5,290,971.51 and 2,115,158.08 is: 2,918,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,037.56 : 5,290,971.51 = 2,115,158.08 : x
  2. Step 2: Convert to fraction form
    3,834,037.56/5,290,971.51 = 2,115,158.08/x
  3. Step 3: Cross multiply
    3,834,037.56x = 5,290,971.51 × 2,115,158.08
  4. Step 4: Simplify right side
    3,834,037.56x = 11,191,241,116,781.38
  5. Step 5: Solve for x
    x = 11,191,241,116,781.38/3,834,037.56
  6. Step 6: Final answer
    x = 2,918,917.97

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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.