Home / 921,520-1,442,474

Finding the Third Proportional to 921,520 and 1,442,474

Calculator

Solution

The third proportional to 921,520 and 1,442,474 is: 2,257,933.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,520 : 1,442,474 = 1,442,474 : x
  2. Step 2: Convert to fraction form
    921,520/1,442,474 = 1,442,474/x
  3. Step 3: Cross multiply
    921,520x = 1,442,474 × 1,442,474
  4. Step 4: Simplify right side
    921,520x = 2,080,731,240,676
  5. Step 5: Solve for x
    x = 2,080,731,240,676/921,520
  6. Step 6: Final answer
    x = 2,257,933.89

Related Problems

Find third proportional to 460,760 and 721,237
Half scale
Find third proportional to 1,843,040 and 2,884,948
Double scale
Find third proportional to 921,522 and 1,442,477
Similar ratio
Find third proportional to 1,382,280 and 2,163,711
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.