Home / 687,970-1,459,194

Finding the Third Proportional to 687,970 and 1,459,194

Calculator

Solution

The third proportional to 687,970 and 1,459,194 is: 3,094,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,970 : 1,459,194 = 1,459,194 : x
  2. Step 2: Convert to fraction form
    687,970/1,459,194 = 1,459,194/x
  3. Step 3: Cross multiply
    687,970x = 1,459,194 × 1,459,194
  4. Step 4: Simplify right side
    687,970x = 2,129,247,129,636
  5. Step 5: Solve for x
    x = 2,129,247,129,636/687,970
  6. Step 6: Final answer
    x = 3,094,970.90

Related Problems

Find third proportional to 343,985 and 729,597
Half scale
Find third proportional to 1,375,940 and 2,918,388
Double scale
Find third proportional to 687,972 and 1,459,198
Similar ratio
Find third proportional to 1,031,955 and 2,188,791
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.