Home / 3,669,587.28-5,064,775.56-2,120,914.80

Finding the Fourth Proportional to 3,669,587.28, 5,064,775.56 and 2,120,914.80

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Solution

The fourth proportional to 3,669,587.28, 5,064,775.56 and 2,120,914.80 is: 2,927,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,587.28 : 5,064,775.56 = 2,120,914.80 : x
  2. Step 2: Convert to fraction form
    3,669,587.28/5,064,775.56 = 2,120,914.80/x
  3. Step 3: Cross multiply
    3,669,587.28x = 5,064,775.56 × 2,120,914.80
  4. Step 4: Simplify right side
    3,669,587.28x = 10,741,957,443,882.29
  5. Step 5: Solve for x
    x = 10,741,957,443,882.29/3,669,587.28
  6. Step 6: Final answer
    x = 2,927,293.08

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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.