Home / 1,555,314.75-2,146,334.36-839,922.75

Finding the Fourth Proportional to 1,555,314.75, 2,146,334.36 and 839,922.75

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Solution

The fourth proportional to 1,555,314.75, 2,146,334.36 and 839,922.75 is: 1,159,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,314.75 : 2,146,334.36 = 839,922.75 : x
  2. Step 2: Convert to fraction form
    1,555,314.75/2,146,334.36 = 839,922.75/x
  3. Step 3: Cross multiply
    1,555,314.75x = 2,146,334.36 × 839,922.75
  4. Step 4: Simplify right side
    1,555,314.75x = 1,802,755,053,871.08
  5. Step 5: Solve for x
    x = 1,802,755,053,871.08/1,555,314.75
  6. Step 6: Final answer
    x = 1,159,093.40

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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.