Home / 2,824,939.40-4,233,722.70-1,308,446.60

Finding the Fourth Proportional to 2,824,939.40, 4,233,722.70 and 1,308,446.60

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Solution

The fourth proportional to 2,824,939.40, 4,233,722.70 and 1,308,446.60 is: 1,960,962.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,939.40 : 4,233,722.70 = 1,308,446.60 : x
  2. Step 2: Convert to fraction form
    2,824,939.40/4,233,722.70 = 1,308,446.60/x
  3. Step 3: Cross multiply
    2,824,939.40x = 4,233,722.70 × 1,308,446.60
  4. Step 4: Simplify right side
    2,824,939.40x = 5,539,600,072,157.82
  5. Step 5: Solve for x
    x = 5,539,600,072,157.82/2,824,939.40
  6. Step 6: Final answer
    x = 1,960,962.44

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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.