Home / 1,264,436.35-1,744,392.90-828,958.26

Finding the Fourth Proportional to 1,264,436.35, 1,744,392.90 and 828,958.26

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Solution

The fourth proportional to 1,264,436.35, 1,744,392.90 and 828,958.26 is: 1,143,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,436.35 : 1,744,392.90 = 828,958.26 : x
  2. Step 2: Convert to fraction form
    1,264,436.35/1,744,392.90 = 828,958.26/x
  3. Step 3: Cross multiply
    1,264,436.35x = 1,744,392.90 × 828,958.26
  4. Step 4: Simplify right side
    1,264,436.35x = 1,446,028,894,418.39
  5. Step 5: Solve for x
    x = 1,446,028,894,418.39/1,264,436.35
  6. Step 6: Final answer
    x = 1,143,615.41

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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.