Home / 487,485-1,086,996.38

Finding the Third Proportional to 487,485 and 1,086,996.38

Calculator

Solution

The third proportional to 487,485 and 1,086,996.38 is: 2,423,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,485 : 1,086,996.38 = 1,086,996.38 : x
  2. Step 2: Convert to fraction form
    487,485/1,086,996.38 = 1,086,996.38/x
  3. Step 3: Cross multiply
    487,485x = 1,086,996.38 × 1,086,996.38
  4. Step 4: Simplify right side
    487,485x = 1,181,561,119,263.14
  5. Step 5: Solve for x
    x = 1,181,561,119,263.14/487,485
  6. Step 6: Final answer
    x = 2,423,789.69

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.