Home / 2,129,487.74-2,938,243.97-1,354,838.84

Finding the Fourth Proportional to 2,129,487.74, 2,938,243.97 and 1,354,838.84

Calculator

Solution

The fourth proportional to 2,129,487.74, 2,938,243.97 and 1,354,838.84 is: 1,869,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,487.74 : 2,938,243.97 = 1,354,838.84 : x
  2. Step 2: Convert to fraction form
    2,129,487.74/2,938,243.97 = 1,354,838.84/x
  3. Step 3: Cross multiply
    2,129,487.74x = 2,938,243.97 × 1,354,838.84
  4. Step 4: Simplify right side
    2,129,487.74x = 3,980,847,030,486.38
  5. Step 5: Solve for x
    x = 3,980,847,030,486.38/2,129,487.74
  6. Step 6: Final answer
    x = 1,869,391.86

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.