Home / 2,291,688.84-3,161,344.60-1,556,680.92

Finding the Fourth Proportional to 2,291,688.84, 3,161,344.60 and 1,556,680.92

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Solution

The fourth proportional to 2,291,688.84, 3,161,344.60 and 1,556,680.92 is: 2,147,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,688.84 : 3,161,344.60 = 1,556,680.92 : x
  2. Step 2: Convert to fraction form
    2,291,688.84/3,161,344.60 = 1,556,680.92/x
  3. Step 3: Cross multiply
    2,291,688.84x = 3,161,344.60 × 1,556,680.92
  4. Step 4: Simplify right side
    2,291,688.84x = 4,921,204,820,365.03
  5. Step 5: Solve for x
    x = 4,921,204,820,365.03/2,291,688.84
  6. Step 6: Final answer
    x = 2,147,414.05

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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.