Home / 1,905,789.23-2,858,076.88-626,099.66

Finding the Fourth Proportional to 1,905,789.23, 2,858,076.88 and 626,099.66

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Solution

The fourth proportional to 1,905,789.23, 2,858,076.88 and 626,099.66 is: 938,950.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,789.23 : 2,858,076.88 = 626,099.66 : x
  2. Step 2: Convert to fraction form
    1,905,789.23/2,858,076.88 = 626,099.66/x
  3. Step 3: Cross multiply
    1,905,789.23x = 2,858,076.88 × 626,099.66
  4. Step 4: Simplify right side
    1,905,789.23x = 1,789,440,962,821.86
  5. Step 5: Solve for x
    x = 1,789,440,962,821.86/1,905,789.23
  6. Step 6: Final answer
    x = 938,950.09

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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.