Home / 1,065,123.87-1,594,644.53-812,110.11

Finding the Fourth Proportional to 1,065,123.87, 1,594,644.53 and 812,110.11

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Solution

The fourth proportional to 1,065,123.87, 1,594,644.53 and 812,110.11 is: 1,215,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,123.87 : 1,594,644.53 = 812,110.11 : x
  2. Step 2: Convert to fraction form
    1,065,123.87/1,594,644.53 = 812,110.11/x
  3. Step 3: Cross multiply
    1,065,123.87x = 1,594,644.53 × 812,110.11
  4. Step 4: Simplify right side
    1,065,123.87x = 1,295,026,940,608.65
  5. Step 5: Solve for x
    x = 1,295,026,940,608.65/1,065,123.87
  6. Step 6: Final answer
    x = 1,215,846.32

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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.