Home / 1,640,296.26-2,461,542.57-680,752.67

Finding the Fourth Proportional to 1,640,296.26, 2,461,542.57 and 680,752.67

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Solution

The fourth proportional to 1,640,296.26, 2,461,542.57 and 680,752.67 is: 1,021,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,296.26 : 2,461,542.57 = 680,752.67 : x
  2. Step 2: Convert to fraction form
    1,640,296.26/2,461,542.57 = 680,752.67/x
  3. Step 3: Cross multiply
    1,640,296.26x = 2,461,542.57 × 680,752.67
  4. Step 4: Simplify right side
    1,640,296.26x = 1,675,701,664,538.45
  5. Step 5: Solve for x
    x = 1,675,701,664,538.45/1,640,296.26
  6. Step 6: Final answer
    x = 1,021,584.76

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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.