Home / 2,106,121.24-3,159,657.24-666,892

Finding the Fourth Proportional to 2,106,121.24, 3,159,657.24 and 666,892

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Solution

The fourth proportional to 2,106,121.24, 3,159,657.24 and 666,892 is: 1,000,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,121.24 : 3,159,657.24 = 666,892 : x
  2. Step 2: Convert to fraction form
    2,106,121.24/3,159,657.24 = 666,892/x
  3. Step 3: Cross multiply
    2,106,121.24x = 3,159,657.24 × 666,892
  4. Step 4: Simplify right side
    2,106,121.24x = 2,107,150,136,098.08
  5. Step 5: Solve for x
    x = 2,107,150,136,098.08/2,106,121.24
  6. Step 6: Final answer
    x = 1,000,488.53

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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.