Home / 2,146,169.60-3,219,254.40-1,648,505.60

Finding the Fourth Proportional to 2,146,169.60, 3,219,254.40 and 1,648,505.60

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Solution

The fourth proportional to 2,146,169.60, 3,219,254.40 and 1,648,505.60 is: 2,472,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,169.60 : 3,219,254.40 = 1,648,505.60 : x
  2. Step 2: Convert to fraction form
    2,146,169.60/3,219,254.40 = 1,648,505.60/x
  3. Step 3: Cross multiply
    2,146,169.60x = 3,219,254.40 × 1,648,505.60
  4. Step 4: Simplify right side
    2,146,169.60x = 5,306,958,906,224.64
  5. Step 5: Solve for x
    x = 5,306,958,906,224.64/2,146,169.60
  6. Step 6: Final answer
    x = 2,472,758.40

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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.