Home / 1,677,418.22-2,314,934.42-1,263,213.45

Finding the Fourth Proportional to 1,677,418.22, 2,314,934.42 and 1,263,213.45

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Solution

The fourth proportional to 1,677,418.22, 2,314,934.42 and 1,263,213.45 is: 1,743,307.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,418.22 : 2,314,934.42 = 1,263,213.45 : x
  2. Step 2: Convert to fraction form
    1,677,418.22/2,314,934.42 = 1,263,213.45/x
  3. Step 3: Cross multiply
    1,677,418.22x = 2,314,934.42 × 1,263,213.45
  4. Step 4: Simplify right side
    1,677,418.22x = 2,924,256,288,895.88
  5. Step 5: Solve for x
    x = 2,924,256,288,895.88/1,677,418.22
  6. Step 6: Final answer
    x = 1,743,307.82

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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.