Home / 2,586,133.22-3,568,608.32-1,440,320.18

Finding the Fourth Proportional to 2,586,133.22, 3,568,608.32 and 1,440,320.18

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Solution

The fourth proportional to 2,586,133.22, 3,568,608.32 and 1,440,320.18 is: 1,987,499.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,133.22 : 3,568,608.32 = 1,440,320.18 : x
  2. Step 2: Convert to fraction form
    2,586,133.22/3,568,608.32 = 1,440,320.18/x
  3. Step 3: Cross multiply
    2,586,133.22x = 3,568,608.32 × 1,440,320.18
  4. Step 4: Simplify right side
    2,586,133.22x = 5,139,938,577,811.90
  5. Step 5: Solve for x
    x = 5,139,938,577,811.90/2,586,133.22
  6. Step 6: Final answer
    x = 1,987,499.54

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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.