Home / 909,336-1,376,640

Finding the Third Proportional to 909,336 and 1,376,640

Calculator

Solution

The third proportional to 909,336 and 1,376,640 is: 2,084,089.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,336 : 1,376,640 = 1,376,640 : x
  2. Step 2: Convert to fraction form
    909,336/1,376,640 = 1,376,640/x
  3. Step 3: Cross multiply
    909,336x = 1,376,640 × 1,376,640
  4. Step 4: Simplify right side
    909,336x = 1,895,137,689,600
  5. Step 5: Solve for x
    x = 1,895,137,689,600/909,336
  6. Step 6: Final answer
    x = 2,084,089.59

Related Problems

Find third proportional to 454,668 and 688,320
Half scale
Find third proportional to 1,818,672 and 2,753,280
Double scale
Find third proportional to 909,338 and 1,376,643
Similar ratio
Find third proportional to 1,364,004 and 2,064,960
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.