Home / 1,960,271.76-2,705,240.52-1,100,983.44

Finding the Fourth Proportional to 1,960,271.76, 2,705,240.52 and 1,100,983.44

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Solution

The fourth proportional to 1,960,271.76, 2,705,240.52 and 1,100,983.44 is: 1,519,393.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,271.76 : 2,705,240.52 = 1,100,983.44 : x
  2. Step 2: Convert to fraction form
    1,960,271.76/2,705,240.52 = 1,100,983.44/x
  3. Step 3: Cross multiply
    1,960,271.76x = 2,705,240.52 × 1,100,983.44
  4. Step 4: Simplify right side
    1,960,271.76x = 2,978,425,013,736.99
  5. Step 5: Solve for x
    x = 2,978,425,013,736.99/1,960,271.76
  6. Step 6: Final answer
    x = 1,519,393.93

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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.