Home / 1,762,552.40-2,644,519.80-640,734.80

Finding the Fourth Proportional to 1,762,552.40, 2,644,519.80 and 640,734.80

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Solution

The fourth proportional to 1,762,552.40, 2,644,519.80 and 640,734.80 is: 961,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,552.40 : 2,644,519.80 = 640,734.80 : x
  2. Step 2: Convert to fraction form
    1,762,552.40/2,644,519.80 = 640,734.80/x
  3. Step 3: Cross multiply
    1,762,552.40x = 2,644,519.80 × 640,734.80
  4. Step 4: Simplify right side
    1,762,552.40x = 1,694,435,865,149.04
  5. Step 5: Solve for x
    x = 1,694,435,865,149.04/1,762,552.40
  6. Step 6: Final answer
    x = 961,353.47

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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.