Home / 1,703,640.26-2,351,025.54-978,628.40

Finding the Fourth Proportional to 1,703,640.26, 2,351,025.54 and 978,628.40

Calculator

Solution

The fourth proportional to 1,703,640.26, 2,351,025.54 and 978,628.40 is: 1,350,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,640.26 : 2,351,025.54 = 978,628.40 : x
  2. Step 2: Convert to fraction form
    1,703,640.26/2,351,025.54 = 978,628.40/x
  3. Step 3: Cross multiply
    1,703,640.26x = 2,351,025.54 × 978,628.40
  4. Step 4: Simplify right side
    1,703,640.26x = 2,300,780,362,569.34
  5. Step 5: Solve for x
    x = 2,300,780,362,569.34/1,703,640.26
  6. Step 6: Final answer
    x = 1,350,508.33

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.