Home / 1,179,839.52-1,628,189.91-670,545.54

Finding the Fourth Proportional to 1,179,839.52, 1,628,189.91 and 670,545.54

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Solution

The fourth proportional to 1,179,839.52, 1,628,189.91 and 670,545.54 is: 925,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,839.52 : 1,628,189.91 = 670,545.54 : x
  2. Step 2: Convert to fraction form
    1,179,839.52/1,628,189.91 = 670,545.54/x
  3. Step 3: Cross multiply
    1,179,839.52x = 1,628,189.91 × 670,545.54
  4. Step 4: Simplify right side
    1,179,839.52x = 1,091,775,482,423.50
  5. Step 5: Solve for x
    x = 1,091,775,482,423.50/1,179,839.52
  6. Step 6: Final answer
    x = 925,359.31

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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.