Home / 1,124,554.70-1,686,832.14-325,836.80

Finding the Fourth Proportional to 1,124,554.70, 1,686,832.14 and 325,836.80

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Solution

The fourth proportional to 1,124,554.70, 1,686,832.14 and 325,836.80 is: 488,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,554.70 : 1,686,832.14 = 325,836.80 : x
  2. Step 2: Convert to fraction form
    1,124,554.70/1,686,832.14 = 325,836.80/x
  3. Step 3: Cross multiply
    1,124,554.70x = 1,686,832.14 × 325,836.80
  4. Step 4: Simplify right side
    1,124,554.70x = 549,631,986,634.75
  5. Step 5: Solve for x
    x = 549,631,986,634.75/1,124,554.70
  6. Step 6: Final answer
    x = 488,755.23

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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.