Home / 2,145,219.60-3,215,064.60-1,644,099.60

Finding the Fourth Proportional to 2,145,219.60, 3,215,064.60 and 1,644,099.60

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Solution

The fourth proportional to 2,145,219.60, 3,215,064.60 and 1,644,099.60 is: 2,464,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,219.60 : 3,215,064.60 = 1,644,099.60 : x
  2. Step 2: Convert to fraction form
    2,145,219.60/3,215,064.60 = 1,644,099.60/x
  3. Step 3: Cross multiply
    2,145,219.60x = 3,215,064.60 × 1,644,099.60
  4. Step 4: Simplify right side
    2,145,219.60x = 5,285,886,422,834.16
  5. Step 5: Solve for x
    x = 5,285,886,422,834.16/2,145,219.60
  6. Step 6: Final answer
    x = 2,464,030.45

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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.