Home / 1,865,108.42-2,797,662.47-517,271

Finding the Fourth Proportional to 1,865,108.42, 2,797,662.47 and 517,271

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Solution

The fourth proportional to 1,865,108.42, 2,797,662.47 and 517,271 is: 775,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,108.42 : 2,797,662.47 = 517,271 : x
  2. Step 2: Convert to fraction form
    1,865,108.42/2,797,662.47 = 517,271/x
  3. Step 3: Cross multiply
    1,865,108.42x = 2,797,662.47 × 517,271
  4. Step 4: Simplify right side
    1,865,108.42x = 1,447,149,663,519.37
  5. Step 5: Solve for x
    x = 1,447,149,663,519.37/1,865,108.42
  6. Step 6: Final answer
    x = 775,906.46

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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.