Home / 1,996,743.70-2,995,115.55-1,677,879.10

Finding the Fourth Proportional to 1,996,743.70, 2,995,115.55 and 1,677,879.10

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Solution

The fourth proportional to 1,996,743.70, 2,995,115.55 and 1,677,879.10 is: 2,516,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,743.70 : 2,995,115.55 = 1,677,879.10 : x
  2. Step 2: Convert to fraction form
    1,996,743.70/2,995,115.55 = 1,677,879.10/x
  3. Step 3: Cross multiply
    1,996,743.70x = 2,995,115.55 × 1,677,879.10
  4. Step 4: Simplify right side
    1,996,743.70x = 5,025,441,783,430.01
  5. Step 5: Solve for x
    x = 5,025,441,783,430.01/1,996,743.70
  6. Step 6: Final answer
    x = 2,516,818.65

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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.