Home / 1,775,650.42-2,665,371.02-765,271

Finding the Fourth Proportional to 1,775,650.42, 2,665,371.02 and 765,271

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Solution

The fourth proportional to 1,775,650.42, 2,665,371.02 and 765,271 is: 1,148,723.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,650.42 : 2,665,371.02 = 765,271 : x
  2. Step 2: Convert to fraction form
    1,775,650.42/2,665,371.02 = 765,271/x
  3. Step 3: Cross multiply
    1,775,650.42x = 2,665,371.02 × 765,271
  4. Step 4: Simplify right side
    1,775,650.42x = 2,039,731,145,846.42
  5. Step 5: Solve for x
    x = 2,039,731,145,846.42/1,775,650.42
  6. Step 6: Final answer
    x = 1,148,723.38

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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.