Home / 1,882,939.80-2,824,409.70-1,646,743.80

Finding the Fourth Proportional to 1,882,939.80, 2,824,409.70 and 1,646,743.80

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Solution

The fourth proportional to 1,882,939.80, 2,824,409.70 and 1,646,743.80 is: 2,470,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,939.80 : 2,824,409.70 = 1,646,743.80 : x
  2. Step 2: Convert to fraction form
    1,882,939.80/2,824,409.70 = 1,646,743.80/x
  3. Step 3: Cross multiply
    1,882,939.80x = 2,824,409.70 × 1,646,743.80
  4. Step 4: Simplify right side
    1,882,939.80x = 4,651,079,162,134.86
  5. Step 5: Solve for x
    x = 4,651,079,162,134.86/1,882,939.80
  6. Step 6: Final answer
    x = 2,470,115.70

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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.