Home / 936,748.70-1,405,123.05-922,751.90

Finding the Fourth Proportional to 936,748.70, 1,405,123.05 and 922,751.90

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Solution

The fourth proportional to 936,748.70, 1,405,123.05 and 922,751.90 is: 1,384,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,748.70 : 1,405,123.05 = 922,751.90 : x
  2. Step 2: Convert to fraction form
    936,748.70/1,405,123.05 = 922,751.90/x
  3. Step 3: Cross multiply
    936,748.70x = 1,405,123.05 × 922,751.90
  4. Step 4: Simplify right side
    936,748.70x = 1,296,579,964,121.30
  5. Step 5: Solve for x
    x = 1,296,579,964,121.30/936,748.70
  6. Step 6: Final answer
    x = 1,384,127.85

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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.