Home / 3,939,560.45-5,436,676.61-2,220,680.51

Finding the Fourth Proportional to 3,939,560.45, 5,436,676.61 and 2,220,680.51

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Solution

The fourth proportional to 3,939,560.45, 5,436,676.61 and 2,220,680.51 is: 3,064,586.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,560.45 : 5,436,676.61 = 2,220,680.51 : x
  2. Step 2: Convert to fraction form
    3,939,560.45/5,436,676.61 = 2,220,680.51/x
  3. Step 3: Cross multiply
    3,939,560.45x = 5,436,676.61 × 2,220,680.51
  4. Step 4: Simplify right side
    3,939,560.45x = 12,073,121,808,009.48
  5. Step 5: Solve for x
    x = 12,073,121,808,009.48/3,939,560.45
  6. Step 6: Final answer
    x = 3,064,586.00

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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.