Home / 1,284,880.58-1,926,573.63-486,223.70

Finding the Fourth Proportional to 1,284,880.58, 1,926,573.63 and 486,223.70

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Solution

The fourth proportional to 1,284,880.58, 1,926,573.63 and 486,223.70 is: 729,052.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,880.58 : 1,926,573.63 = 486,223.70 : x
  2. Step 2: Convert to fraction form
    1,284,880.58/1,926,573.63 = 486,223.70/x
  3. Step 3: Cross multiply
    1,284,880.58x = 1,926,573.63 × 486,223.70
  4. Step 4: Simplify right side
    1,284,880.58x = 936,745,758,701.03
  5. Step 5: Solve for x
    x = 936,745,758,701.03/1,284,880.58
  6. Step 6: Final answer
    x = 729,052.78

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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.