Home / 1,626,243.31-2,439,370.32-411,819.27

Finding the Fourth Proportional to 1,626,243.31, 2,439,370.32 and 411,819.27

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Solution

The fourth proportional to 1,626,243.31, 2,439,370.32 and 411,819.27 is: 617,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,243.31 : 2,439,370.32 = 411,819.27 : x
  2. Step 2: Convert to fraction form
    1,626,243.31/2,439,370.32 = 411,819.27/x
  3. Step 3: Cross multiply
    1,626,243.31x = 2,439,370.32 × 411,819.27
  4. Step 4: Simplify right side
    1,626,243.31x = 1,004,579,704,442.07
  5. Step 5: Solve for x
    x = 1,004,579,704,442.07/1,626,243.31
  6. Step 6: Final answer
    x = 617,730.26

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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.