Home / 509,640-1,098,576

Finding the Third Proportional to 509,640 and 1,098,576

Calculator

Solution

The third proportional to 509,640 and 1,098,576 is: 2,368,081.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,640 : 1,098,576 = 1,098,576 : x
  2. Step 2: Convert to fraction form
    509,640/1,098,576 = 1,098,576/x
  3. Step 3: Cross multiply
    509,640x = 1,098,576 × 1,098,576
  4. Step 4: Simplify right side
    509,640x = 1,206,869,227,776
  5. Step 5: Solve for x
    x = 1,206,869,227,776/509,640
  6. Step 6: Final answer
    x = 2,368,081.84

Related Problems

Find third proportional to 254,820 and 549,288
Half scale
Find third proportional to 1,019,280 and 2,197,152
Double scale
Find third proportional to 509,642 and 1,098,580
Similar ratio
Find third proportional to 764,460 and 1,647,864
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.