Home / 1,643,188.50-2,267,584.65-918,161.10

Finding the Fourth Proportional to 1,643,188.50, 2,267,584.65 and 918,161.10

Calculator

Solution

The fourth proportional to 1,643,188.50, 2,267,584.65 and 918,161.10 is: 1,267,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,188.50 : 2,267,584.65 = 918,161.10 : x
  2. Step 2: Convert to fraction form
    1,643,188.50/2,267,584.65 = 918,161.10/x
  3. Step 3: Cross multiply
    1,643,188.50x = 2,267,584.65 × 918,161.10
  4. Step 4: Simplify right side
    1,643,188.50x = 2,082,008,016,587.11
  5. Step 5: Solve for x
    x = 2,082,008,016,587.11/1,643,188.50
  6. Step 6: Final answer
    x = 1,267,053.67

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.