Home / 1,509,691.72-2,083,406.34-830,629.48

Finding the Fourth Proportional to 1,509,691.72, 2,083,406.34 and 830,629.48

Calculator

Solution

The fourth proportional to 1,509,691.72, 2,083,406.34 and 830,629.48 is: 1,146,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,691.72 : 2,083,406.34 = 830,629.48 : x
  2. Step 2: Convert to fraction form
    1,509,691.72/2,083,406.34 = 830,629.48/x
  3. Step 3: Cross multiply
    1,509,691.72x = 2,083,406.34 × 830,629.48
  4. Step 4: Simplify right side
    1,509,691.72x = 1,730,538,724,822.90
  5. Step 5: Solve for x
    x = 1,730,538,724,822.90/1,509,691.72
  6. Step 6: Final answer
    x = 1,146,286.16

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.