Home / 3,669,573.28-5,064,756.32-2,120,900.80

Finding the Fourth Proportional to 3,669,573.28, 5,064,756.32 and 2,120,900.80

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Solution

The fourth proportional to 3,669,573.28, 5,064,756.32 and 2,120,900.80 is: 2,927,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,573.28 : 5,064,756.32 = 2,120,900.80 : x
  2. Step 2: Convert to fraction form
    3,669,573.28/5,064,756.32 = 2,120,900.80/x
  3. Step 3: Cross multiply
    3,669,573.28x = 5,064,756.32 × 2,120,900.80
  4. Step 4: Simplify right side
    3,669,573.28x = 10,741,845,730,893.06
  5. Step 5: Solve for x
    x = 10,741,845,730,893.06/3,669,573.28
  6. Step 6: Final answer
    x = 2,927,273.80

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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.