Home / 743,385.96-1,107,210.78-739,761.21

Finding the Fourth Proportional to 743,385.96, 1,107,210.78 and 739,761.21

Calculator

Solution

The fourth proportional to 743,385.96, 1,107,210.78 and 739,761.21 is: 1,101,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,385.96 : 1,107,210.78 = 739,761.21 : x
  2. Step 2: Convert to fraction form
    743,385.96/1,107,210.78 = 739,761.21/x
  3. Step 3: Cross multiply
    743,385.96x = 1,107,210.78 × 739,761.21
  4. Step 4: Simplify right side
    743,385.96x = 819,071,586,337.84
  5. Step 5: Solve for x
    x = 819,071,586,337.84/743,385.96
  6. Step 6: Final answer
    x = 1,101,812.02

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.