Home / 1,061,647.97-1,590,896.77-779,787.41

Finding the Fourth Proportional to 1,061,647.97, 1,590,896.77 and 779,787.41

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Solution

The fourth proportional to 1,061,647.97, 1,590,896.77 and 779,787.41 is: 1,168,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,647.97 : 1,590,896.77 = 779,787.41 : x
  2. Step 2: Convert to fraction form
    1,061,647.97/1,590,896.77 = 779,787.41/x
  3. Step 3: Cross multiply
    1,061,647.97x = 1,590,896.77 × 779,787.41
  4. Step 4: Simplify right side
    1,061,647.97x = 1,240,561,261,951.71
  5. Step 5: Solve for x
    x = 1,240,561,261,951.71/1,061,647.97
  6. Step 6: Final answer
    x = 1,168,524.13

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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.