Home / 1,712,616.48-2,569,285.44-647,634.96

Finding the Fourth Proportional to 1,712,616.48, 2,569,285.44 and 647,634.96

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Solution

The fourth proportional to 1,712,616.48, 2,569,285.44 and 647,634.96 is: 971,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,616.48 : 2,569,285.44 = 647,634.96 : x
  2. Step 2: Convert to fraction form
    1,712,616.48/2,569,285.44 = 647,634.96/x
  3. Step 3: Cross multiply
    1,712,616.48x = 2,569,285.44 × 647,634.96
  4. Step 4: Simplify right side
    1,712,616.48x = 1,663,959,073,162.98
  5. Step 5: Solve for x
    x = 1,663,959,073,162.98/1,712,616.48
  6. Step 6: Final answer
    x = 971,588.85

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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.