Home / 3,783,672.78-5,221,579.34-2,064,903.81

Finding the Fourth Proportional to 3,783,672.78, 5,221,579.34 and 2,064,903.81

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Solution

The fourth proportional to 3,783,672.78, 5,221,579.34 and 2,064,903.81 is: 2,849,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,672.78 : 5,221,579.34 = 2,064,903.81 : x
  2. Step 2: Convert to fraction form
    3,783,672.78/5,221,579.34 = 2,064,903.81/x
  3. Step 3: Cross multiply
    3,783,672.78x = 5,221,579.34 × 2,064,903.81
  4. Step 4: Simplify right side
    3,783,672.78x = 10,782,059,063,058.77
  5. Step 5: Solve for x
    x = 10,782,059,063,058.77/3,783,672.78
  6. Step 6: Final answer
    x = 2,849,627.78

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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.