Home / 2,723,489.70-4,085,234.55-1,778,705.70

Finding the Fourth Proportional to 2,723,489.70, 4,085,234.55 and 1,778,705.70

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Solution

The fourth proportional to 2,723,489.70, 4,085,234.55 and 1,778,705.70 is: 2,668,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,489.70 : 4,085,234.55 = 1,778,705.70 : x
  2. Step 2: Convert to fraction form
    2,723,489.70/4,085,234.55 = 1,778,705.70/x
  3. Step 3: Cross multiply
    2,723,489.70x = 4,085,234.55 × 1,778,705.70
  4. Step 4: Simplify right side
    2,723,489.70x = 7,266,429,979,921.94
  5. Step 5: Solve for x
    x = 7,266,429,979,921.94/2,723,489.70
  6. Step 6: Final answer
    x = 2,668,058.55

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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.