Home / 2,733,139.80-4,099,709.70-1,935,322.20

Finding the Fourth Proportional to 2,733,139.80, 4,099,709.70 and 1,935,322.20

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Solution

The fourth proportional to 2,733,139.80, 4,099,709.70 and 1,935,322.20 is: 2,902,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733,139.80 : 4,099,709.70 = 1,935,322.20 : x
  2. Step 2: Convert to fraction form
    2,733,139.80/4,099,709.70 = 1,935,322.20/x
  3. Step 3: Cross multiply
    2,733,139.80x = 4,099,709.70 × 1,935,322.20
  4. Step 4: Simplify right side
    2,733,139.80x = 7,934,259,195,965.34
  5. Step 5: Solve for x
    x = 7,934,259,195,965.34/2,733,139.80
  6. Step 6: Final answer
    x = 2,902,983.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.