Home / 1,691,737.60-2,537,314.80-626,231.20

Finding the Fourth Proportional to 1,691,737.60, 2,537,314.80 and 626,231.20

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Solution

The fourth proportional to 1,691,737.60, 2,537,314.80 and 626,231.20 is: 939,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,737.60 : 2,537,314.80 = 626,231.20 : x
  2. Step 2: Convert to fraction form
    1,691,737.60/2,537,314.80 = 626,231.20/x
  3. Step 3: Cross multiply
    1,691,737.60x = 2,537,314.80 × 626,231.20
  4. Step 4: Simplify right side
    1,691,737.60x = 1,588,945,691,981.76
  5. Step 5: Solve for x
    x = 1,588,945,691,981.76/1,691,737.60
  6. Step 6: Final answer
    x = 939,238.86

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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.