Home / 1,640,663.03-2,457,451.60-1,600,509.71

Finding the Fourth Proportional to 1,640,663.03, 2,457,451.60 and 1,600,509.71

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Solution

The fourth proportional to 1,640,663.03, 2,457,451.60 and 1,600,509.71 is: 2,397,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,663.03 : 2,457,451.60 = 1,600,509.71 : x
  2. Step 2: Convert to fraction form
    1,640,663.03/2,457,451.60 = 1,600,509.71/x
  3. Step 3: Cross multiply
    1,640,663.03x = 2,457,451.60 × 1,600,509.71
  4. Step 4: Simplify right side
    1,640,663.03x = 3,933,175,149,797.39
  5. Step 5: Solve for x
    x = 3,933,175,149,797.39/1,640,663.03
  6. Step 6: Final answer
    x = 2,397,308.33

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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.