Home / 3,620,619-5,431,627.86-1,376,582.52

Finding the Fourth Proportional to 3,620,619, 5,431,627.86 and 1,376,582.52

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Solution

The fourth proportional to 3,620,619, 5,431,627.86 and 1,376,582.52 is: 2,065,139.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,619 : 5,431,627.86 = 1,376,582.52 : x
  2. Step 2: Convert to fraction form
    3,620,619/5,431,627.86 = 1,376,582.52/x
  3. Step 3: Cross multiply
    3,620,619x = 5,431,627.86 × 1,376,582.52
  4. Step 4: Simplify right side
    3,620,619x = 7,477,083,967,221.01
  5. Step 5: Solve for x
    x = 7,477,083,967,221.01/3,620,619
  6. Step 6: Final answer
    x = 2,065,139.68

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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.