Home / 1,905,748.98-2,858,021.24-626,146.35

Finding the Fourth Proportional to 1,905,748.98, 2,858,021.24 and 626,146.35

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Solution

The fourth proportional to 1,905,748.98, 2,858,021.24 and 626,146.35 is: 939,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,748.98 : 2,858,021.24 = 626,146.35 : x
  2. Step 2: Convert to fraction form
    1,905,748.98/2,858,021.24 = 626,146.35/x
  3. Step 3: Cross multiply
    1,905,748.98x = 2,858,021.24 × 626,146.35
  4. Step 4: Simplify right side
    1,905,748.98x = 1,789,539,564,517.74
  5. Step 5: Solve for x
    x = 1,789,539,564,517.74/1,905,748.98
  6. Step 6: Final answer
    x = 939,021.66

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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.