Home / 2,385,519.48-3,291,941.82-1,297,763.16

Finding the Fourth Proportional to 2,385,519.48, 3,291,941.82 and 1,297,763.16

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Solution

The fourth proportional to 2,385,519.48, 3,291,941.82 and 1,297,763.16 is: 1,790,872.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,519.48 : 3,291,941.82 = 1,297,763.16 : x
  2. Step 2: Convert to fraction form
    2,385,519.48/3,291,941.82 = 1,297,763.16/x
  3. Step 3: Cross multiply
    2,385,519.48x = 3,291,941.82 × 1,297,763.16
  4. Step 4: Simplify right side
    2,385,519.48x = 4,272,160,818,859.35
  5. Step 5: Solve for x
    x = 4,272,160,818,859.35/2,385,519.48
  6. Step 6: Final answer
    x = 1,790,872.33

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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.