Home / 1,657,956.27-2,486,934.25-459,878.64

Finding the Fourth Proportional to 1,657,956.27, 2,486,934.25 and 459,878.64

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Solution

The fourth proportional to 1,657,956.27, 2,486,934.25 and 459,878.64 is: 689,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,956.27 : 2,486,934.25 = 459,878.64 : x
  2. Step 2: Convert to fraction form
    1,657,956.27/2,486,934.25 = 459,878.64/x
  3. Step 3: Cross multiply
    1,657,956.27x = 2,486,934.25 × 459,878.64
  4. Step 4: Simplify right side
    1,657,956.27x = 1,143,687,930,183.72
  5. Step 5: Solve for x
    x = 1,143,687,930,183.72/1,657,956.27
  6. Step 6: Final answer
    x = 689,817.91

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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.