Home / 779,136-1,676,640

Finding the Third Proportional to 779,136 and 1,676,640

Calculator

Solution

The third proportional to 779,136 and 1,676,640 is: 3,607,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,136 : 1,676,640 = 1,676,640 : x
  2. Step 2: Convert to fraction form
    779,136/1,676,640 = 1,676,640/x
  3. Step 3: Cross multiply
    779,136x = 1,676,640 × 1,676,640
  4. Step 4: Simplify right side
    779,136x = 2,811,121,689,600
  5. Step 5: Solve for x
    x = 2,811,121,689,600/779,136
  6. Step 6: Final answer
    x = 3,607,998.72

Related Problems

Find third proportional to 389,568 and 838,320
Half scale
Find third proportional to 1,558,272 and 3,353,280
Double scale
Find third proportional to 779,138 and 1,676,644
Similar ratio
Find third proportional to 1,168,704 and 2,514,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.