Home / 4,285,696.35-6,428,150.87-1,445,833.11

Finding the Fourth Proportional to 4,285,696.35, 6,428,150.87 and 1,445,833.11

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Solution

The fourth proportional to 4,285,696.35, 6,428,150.87 and 1,445,833.11 is: 2,168,616.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,696.35 : 6,428,150.87 = 1,445,833.11 : x
  2. Step 2: Convert to fraction form
    4,285,696.35/6,428,150.87 = 1,445,833.11/x
  3. Step 3: Cross multiply
    4,285,696.35x = 6,428,150.87 × 1,445,833.11
  4. Step 4: Simplify right side
    4,285,696.35x = 9,294,033,380,797.71
  5. Step 5: Solve for x
    x = 9,294,033,380,797.71/4,285,696.35
  6. Step 6: Final answer
    x = 2,168,616.86

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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.