Home / 421,542-1,015,911

Finding the Third Proportional to 421,542 and 1,015,911

Calculator

Solution

The third proportional to 421,542 and 1,015,911 is: 2,448,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,542 : 1,015,911 = 1,015,911 : x
  2. Step 2: Convert to fraction form
    421,542/1,015,911 = 1,015,911/x
  3. Step 3: Cross multiply
    421,542x = 1,015,911 × 1,015,911
  4. Step 4: Simplify right side
    421,542x = 1,032,075,159,921
  5. Step 5: Solve for x
    x = 1,032,075,159,921/421,542
  6. Step 6: Final answer
    x = 2,448,332.93

Related Problems

Find third proportional to 210,771 and 507,955.50
Half scale
Find third proportional to 843,084 and 2,031,822
Double scale
Find third proportional to 421,544 and 1,015,916
Similar ratio
Find third proportional to 632,313 and 1,523,866.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.