Home / 1,301,607.92-1,796,205.21-728,652.80

Finding the Fourth Proportional to 1,301,607.92, 1,796,205.21 and 728,652.80

Calculator

Solution

The fourth proportional to 1,301,607.92, 1,796,205.21 and 728,652.80 is: 1,005,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,607.92 : 1,796,205.21 = 728,652.80 : x
  2. Step 2: Convert to fraction form
    1,301,607.92/1,796,205.21 = 728,652.80/x
  3. Step 3: Cross multiply
    1,301,607.92x = 1,796,205.21 × 728,652.80
  4. Step 4: Simplify right side
    1,301,607.92x = 1,308,809,946,660.06
  5. Step 5: Solve for x
    x = 1,308,809,946,660.06/1,301,607.92
  6. Step 6: Final answer
    x = 1,005,533.18

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.