Home / 1,245,647.19-1,718,993.10-672,687.30

Finding the Fourth Proportional to 1,245,647.19, 1,718,993.10 and 672,687.30

Calculator

Solution

The fourth proportional to 1,245,647.19, 1,718,993.10 and 672,687.30 is: 928,308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,647.19 : 1,718,993.10 = 672,687.30 : x
  2. Step 2: Convert to fraction form
    1,245,647.19/1,718,993.10 = 672,687.30/x
  3. Step 3: Cross multiply
    1,245,647.19x = 1,718,993.10 × 672,687.30
  4. Step 4: Simplify right side
    1,245,647.19x = 1,156,344,827,157.63
  5. Step 5: Solve for x
    x = 1,156,344,827,157.63/1,245,647.19
  6. Step 6: Final answer
    x = 928,308.46

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.