Home / 2,847,180.68-3,929,109.14-1,558,021.16

Finding the Fourth Proportional to 2,847,180.68, 3,929,109.14 and 1,558,021.16

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Solution

The fourth proportional to 2,847,180.68, 3,929,109.14 and 1,558,021.16 is: 2,150,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,180.68 : 3,929,109.14 = 1,558,021.16 : x
  2. Step 2: Convert to fraction form
    2,847,180.68/3,929,109.14 = 1,558,021.16/x
  3. Step 3: Cross multiply
    2,847,180.68x = 3,929,109.14 × 1,558,021.16
  4. Step 4: Simplify right side
    2,847,180.68x = 6,121,635,180,069.40
  5. Step 5: Solve for x
    x = 6,121,635,180,069.40/2,847,180.68
  6. Step 6: Final answer
    x = 2,150,069.09

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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.