Home / 1,455,137.20-2,008,124.40-810,567.64

Finding the Fourth Proportional to 1,455,137.20, 2,008,124.40 and 810,567.64

Calculator

Solution

The fourth proportional to 1,455,137.20, 2,008,124.40 and 810,567.64 is: 1,118,602.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,137.20 : 2,008,124.40 = 810,567.64 : x
  2. Step 2: Convert to fraction form
    1,455,137.20/2,008,124.40 = 810,567.64/x
  3. Step 3: Cross multiply
    1,455,137.20x = 2,008,124.40 × 810,567.64
  4. Step 4: Simplify right side
    1,455,137.20x = 1,627,720,655,734.42
  5. Step 5: Solve for x
    x = 1,627,720,655,734.42/1,455,137.20
  6. Step 6: Final answer
    x = 1,118,602.88

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.