Home / 382,664-840,784

Finding the Third Proportional to 382,664 and 840,784

Calculator

Solution

The third proportional to 382,664 and 840,784 is: 1,847,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,664 : 840,784 = 840,784 : x
  2. Step 2: Convert to fraction form
    382,664/840,784 = 840,784/x
  3. Step 3: Cross multiply
    382,664x = 840,784 × 840,784
  4. Step 4: Simplify right side
    382,664x = 706,917,734,656
  5. Step 5: Solve for x
    x = 706,917,734,656/382,664
  6. Step 6: Final answer
    x = 1,847,358.87

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.