Home / 781,278-1,673,148

Finding the Third Proportional to 781,278 and 1,673,148

Calculator

Solution

The third proportional to 781,278 and 1,673,148 is: 3,583,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,278 : 1,673,148 = 1,673,148 : x
  2. Step 2: Convert to fraction form
    781,278/1,673,148 = 1,673,148/x
  3. Step 3: Cross multiply
    781,278x = 1,673,148 × 1,673,148
  4. Step 4: Simplify right side
    781,278x = 2,799,424,229,904
  5. Step 5: Solve for x
    x = 2,799,424,229,904/781,278
  6. Step 6: Final answer
    x = 3,583,134.59

Related Problems

Find third proportional to 390,639 and 836,574
Half scale
Find third proportional to 1,562,556 and 3,346,296
Double scale
Find third proportional to 781,280 and 1,673,152
Similar ratio
Find third proportional to 1,171,917 and 2,509,722
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.