Home / 2,716,683.70-4,075,025.55-722,139.70

Finding the Fourth Proportional to 2,716,683.70, 4,075,025.55 and 722,139.70

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Solution

The fourth proportional to 2,716,683.70, 4,075,025.55 and 722,139.70 is: 1,083,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,683.70 : 4,075,025.55 = 722,139.70 : x
  2. Step 2: Convert to fraction form
    2,716,683.70/4,075,025.55 = 722,139.70/x
  3. Step 3: Cross multiply
    2,716,683.70x = 4,075,025.55 × 722,139.70
  4. Step 4: Simplify right side
    2,716,683.70x = 2,942,737,728,169.33
  5. Step 5: Solve for x
    x = 2,942,737,728,169.33/2,716,683.70
  6. Step 6: Final answer
    x = 1,083,209.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.