Home / 1,626,244.31-2,439,371.82-411,820.27

Finding the Fourth Proportional to 1,626,244.31, 2,439,371.82 and 411,820.27

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Solution

The fourth proportional to 1,626,244.31, 2,439,371.82 and 411,820.27 is: 617,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,244.31 : 2,439,371.82 = 411,820.27 : x
  2. Step 2: Convert to fraction form
    1,626,244.31/2,439,371.82 = 411,820.27/x
  3. Step 3: Cross multiply
    1,626,244.31x = 2,439,371.82 × 411,820.27
  4. Step 4: Simplify right side
    1,626,244.31x = 1,004,582,761,542.79
  5. Step 5: Solve for x
    x = 1,004,582,761,542.79/1,626,244.31
  6. Step 6: Final answer
    x = 617,731.76

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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.