Home / 3,102,511.20-4,653,912.60-972,664.80

Finding the Fourth Proportional to 3,102,511.20, 4,653,912.60 and 972,664.80

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Solution

The fourth proportional to 3,102,511.20, 4,653,912.60 and 972,664.80 is: 1,459,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,511.20 : 4,653,912.60 = 972,664.80 : x
  2. Step 2: Convert to fraction form
    3,102,511.20/4,653,912.60 = 972,664.80/x
  3. Step 3: Cross multiply
    3,102,511.20x = 4,653,912.60 × 972,664.80
  4. Step 4: Simplify right side
    3,102,511.20x = 4,526,696,968,296.48
  5. Step 5: Solve for x
    x = 4,526,696,968,296.48/3,102,511.20
  6. Step 6: Final answer
    x = 1,459,042.91

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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.