Home / 2,564,495.20-3,846,742.80-2,455,285.60

Finding the Fourth Proportional to 2,564,495.20, 3,846,742.80 and 2,455,285.60

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Solution

The fourth proportional to 2,564,495.20, 3,846,742.80 and 2,455,285.60 is: 3,682,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,495.20 : 3,846,742.80 = 2,455,285.60 : x
  2. Step 2: Convert to fraction form
    2,564,495.20/3,846,742.80 = 2,455,285.60/x
  3. Step 3: Cross multiply
    2,564,495.20x = 3,846,742.80 × 2,455,285.60
  4. Step 4: Simplify right side
    2,564,495.20x = 9,444,852,203,743.68
  5. Step 5: Solve for x
    x = 9,444,852,203,743.68/2,564,495.20
  6. Step 6: Final answer
    x = 3,682,928.40

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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.