Home / 3,471,975.90-5,206,061.12-1,075,155.12

Finding the Fourth Proportional to 3,471,975.90, 5,206,061.12 and 1,075,155.12

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Solution

The fourth proportional to 3,471,975.90, 5,206,061.12 and 1,075,155.12 is: 1,612,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471,975.90 : 5,206,061.12 = 1,075,155.12 : x
  2. Step 2: Convert to fraction form
    3,471,975.90/5,206,061.12 = 1,075,155.12/x
  3. Step 3: Cross multiply
    3,471,975.90x = 5,206,061.12 × 1,075,155.12
  4. Step 4: Simplify right side
    3,471,975.90x = 5,597,323,262,825.16
  5. Step 5: Solve for x
    x = 5,597,323,262,825.16/3,471,975.90
  6. Step 6: Final answer
    x = 1,612,143.47

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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.