Home / 2,690,498.48-4,035,736.76-668,704.46

Finding the Fourth Proportional to 2,690,498.48, 4,035,736.76 and 668,704.46

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Solution

The fourth proportional to 2,690,498.48, 4,035,736.76 and 668,704.46 is: 1,003,053.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,498.48 : 4,035,736.76 = 668,704.46 : x
  2. Step 2: Convert to fraction form
    2,690,498.48/4,035,736.76 = 668,704.46/x
  3. Step 3: Cross multiply
    2,690,498.48x = 4,035,736.76 × 668,704.46
  4. Step 4: Simplify right side
    2,690,498.48x = 2,698,715,173,738.23
  5. Step 5: Solve for x
    x = 2,698,715,173,738.23/2,690,498.48
  6. Step 6: Final answer
    x = 1,003,053.97

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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.