Home / 1,763,231.40-2,645,883.90-641,154.60

Finding the Fourth Proportional to 1,763,231.40, 2,645,883.90 and 641,154.60

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Solution

The fourth proportional to 1,763,231.40, 2,645,883.90 and 641,154.60 is: 962,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,231.40 : 2,645,883.90 = 641,154.60 : x
  2. Step 2: Convert to fraction form
    1,763,231.40/2,645,883.90 = 641,154.60/x
  3. Step 3: Cross multiply
    1,763,231.40x = 2,645,883.90 × 641,154.60
  4. Step 4: Simplify right side
    1,763,231.40x = 1,696,420,633,550.94
  5. Step 5: Solve for x
    x = 1,696,420,633,550.94/1,763,231.40
  6. Step 6: Final answer
    x = 962,108.91

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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.