Home / 2,045,080.20-3,064,121.10-1,296,251.40

Finding the Fourth Proportional to 2,045,080.20, 3,064,121.10 and 1,296,251.40

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Solution

The fourth proportional to 2,045,080.20, 3,064,121.10 and 1,296,251.40 is: 1,942,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,080.20 : 3,064,121.10 = 1,296,251.40 : x
  2. Step 2: Convert to fraction form
    2,045,080.20/3,064,121.10 = 1,296,251.40/x
  3. Step 3: Cross multiply
    2,045,080.20x = 3,064,121.10 × 1,296,251.40
  4. Step 4: Simplify right side
    2,045,080.20x = 3,971,871,265,644.54
  5. Step 5: Solve for x
    x = 3,971,871,265,644.54/2,045,080.20
  6. Step 6: Final answer
    x = 1,942,159.17

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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.