Home / 3,578,710.57-4,938,582.30-2,128,374.19

Finding the Fourth Proportional to 3,578,710.57, 4,938,582.30 and 2,128,374.19

Calculator

Solution

The fourth proportional to 3,578,710.57, 4,938,582.30 and 2,128,374.19 is: 2,937,133.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,710.57 : 4,938,582.30 = 2,128,374.19 : x
  2. Step 2: Convert to fraction form
    3,578,710.57/4,938,582.30 = 2,128,374.19/x
  3. Step 3: Cross multiply
    3,578,710.57x = 4,938,582.30 × 2,128,374.19
  4. Step 4: Simplify right side
    3,578,710.57x = 10,511,151,102,510.84
  5. Step 5: Solve for x
    x = 10,511,151,102,510.84/3,578,710.57
  6. Step 6: Final answer
    x = 2,937,133.61

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.