Home / 1,619,007.40-2,428,511.10-496,930.60

Finding the Fourth Proportional to 1,619,007.40, 2,428,511.10 and 496,930.60

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Solution

The fourth proportional to 1,619,007.40, 2,428,511.10 and 496,930.60 is: 745,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,007.40 : 2,428,511.10 = 496,930.60 : x
  2. Step 2: Convert to fraction form
    1,619,007.40/2,428,511.10 = 496,930.60/x
  3. Step 3: Cross multiply
    1,619,007.40x = 2,428,511.10 × 496,930.60
  4. Step 4: Simplify right side
    1,619,007.40x = 1,206,801,478,029.66
  5. Step 5: Solve for x
    x = 1,206,801,478,029.66/1,619,007.40
  6. Step 6: Final answer
    x = 745,395.90

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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.