Home / 2,080,020-3,120,030-504,084

Finding the Fourth Proportional to 2,080,020, 3,120,030 and 504,084

Calculator

Solution

The fourth proportional to 2,080,020, 3,120,030 and 504,084 is: 756,126

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,020 : 3,120,030 = 504,084 : x
  2. Step 2: Convert to fraction form
    2,080,020/3,120,030 = 504,084/x
  3. Step 3: Cross multiply
    2,080,020x = 3,120,030 × 504,084
  4. Step 4: Simplify right side
    2,080,020x = 1,572,757,202,520
  5. Step 5: Solve for x
    x = 1,572,757,202,520/2,080,020
  6. Step 6: Final answer
    x = 756,126

Related Problems

Find fourth proportional to 1,040,010, 1,560,015 and 252,042
Half scale
Find fourth proportional to 4,160,040, 6,240,060 and 1,008,168
Double scale
Find fourth proportional to 2,080,021, 3,120,031.50 and 504,085
Similar ratio
Find fourth proportional to 3,120,030, 4,680,045 and 756,126
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.