Home / 3,291,859.20-4,937,132.70-1,585,999.20

Finding the Fourth Proportional to 3,291,859.20, 4,937,132.70 and 1,585,999.20

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Solution

The fourth proportional to 3,291,859.20, 4,937,132.70 and 1,585,999.20 is: 2,378,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,859.20 : 4,937,132.70 = 1,585,999.20 : x
  2. Step 2: Convert to fraction form
    3,291,859.20/4,937,132.70 = 1,585,999.20/x
  3. Step 3: Cross multiply
    3,291,859.20x = 4,937,132.70 × 1,585,999.20
  4. Step 4: Simplify right side
    3,291,859.20x = 7,830,288,512,493.84
  5. Step 5: Solve for x
    x = 7,830,288,512,493.84/3,291,859.20
  6. Step 6: Final answer
    x = 2,378,682.69

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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.