Home / 4,863,489.64-7,288,924.74-1,981,504.60

Finding the Fourth Proportional to 4,863,489.64, 7,288,924.74 and 1,981,504.60

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Solution

The fourth proportional to 4,863,489.64, 7,288,924.74 and 1,981,504.60 is: 2,969,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863,489.64 : 7,288,924.74 = 1,981,504.60 : x
  2. Step 2: Convert to fraction form
    4,863,489.64/7,288,924.74 = 1,981,504.60/x
  3. Step 3: Cross multiply
    4,863,489.64x = 7,288,924.74 × 1,981,504.60
  4. Step 4: Simplify right side
    4,863,489.64x = 14,443,037,901,363.80
  5. Step 5: Solve for x
    x = 14,443,037,901,363.80/4,863,489.64
  6. Step 6: Final answer
    x = 2,969,686.17

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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.