Home / 689,352-1,506,720

Finding the Third Proportional to 689,352 and 1,506,720

Calculator

Solution

The third proportional to 689,352 and 1,506,720 is: 3,293,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,352 : 1,506,720 = 1,506,720 : x
  2. Step 2: Convert to fraction form
    689,352/1,506,720 = 1,506,720/x
  3. Step 3: Cross multiply
    689,352x = 1,506,720 × 1,506,720
  4. Step 4: Simplify right side
    689,352x = 2,270,205,158,400
  5. Step 5: Solve for x
    x = 2,270,205,158,400/689,352
  6. Step 6: Final answer
    x = 3,293,245.19

Related Problems

Find third proportional to 344,676 and 753,360
Half scale
Find third proportional to 1,378,704 and 3,013,440
Double scale
Find third proportional to 689,354 and 1,506,724
Similar ratio
Find third proportional to 1,034,028 and 2,260,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.