Home / 1,617,010.72-2,425,548.87-1,085,569.72

Finding the Fourth Proportional to 1,617,010.72, 2,425,548.87 and 1,085,569.72

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Solution

The fourth proportional to 1,617,010.72, 2,425,548.87 and 1,085,569.72 is: 1,628,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,010.72 : 2,425,548.87 = 1,085,569.72 : x
  2. Step 2: Convert to fraction form
    1,617,010.72/2,425,548.87 = 1,085,569.72/x
  3. Step 3: Cross multiply
    1,617,010.72x = 2,425,548.87 × 1,085,569.72
  4. Step 4: Simplify right side
    1,617,010.72x = 2,633,102,407,652.22
  5. Step 5: Solve for x
    x = 2,633,102,407,652.22/1,617,010.72
  6. Step 6: Final answer
    x = 1,628,376.59

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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.