Home / 841,658-1,218,261

Finding the Third Proportional to 841,658 and 1,218,261

Calculator

Solution

The third proportional to 841,658 and 1,218,261 is: 1,763,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,658 : 1,218,261 = 1,218,261 : x
  2. Step 2: Convert to fraction form
    841,658/1,218,261 = 1,218,261/x
  3. Step 3: Cross multiply
    841,658x = 1,218,261 × 1,218,261
  4. Step 4: Simplify right side
    841,658x = 1,484,159,864,121
  5. Step 5: Solve for x
    x = 1,484,159,864,121/841,658
  6. Step 6: Final answer
    x = 1,763,376.41

Related Problems

Find third proportional to 420,829 and 609,130.50
Half scale
Find third proportional to 1,683,316 and 2,436,522
Double scale
Find third proportional to 841,660 and 1,218,264
Similar ratio
Find third proportional to 1,262,487 and 1,827,391.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.