Home / 3,000,220.56-4,501,383.84-870,432.48

Finding the Fourth Proportional to 3,000,220.56, 4,501,383.84 and 870,432.48

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Solution

The fourth proportional to 3,000,220.56, 4,501,383.84 and 870,432.48 is: 1,305,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,220.56 : 4,501,383.84 = 870,432.48 : x
  2. Step 2: Convert to fraction form
    3,000,220.56/4,501,383.84 = 870,432.48/x
  3. Step 3: Cross multiply
    3,000,220.56x = 4,501,383.84 × 870,432.48
  4. Step 4: Simplify right side
    3,000,220.56x = 3,918,150,699,283.12
  5. Step 5: Solve for x
    x = 3,918,150,699,283.12/3,000,220.56
  6. Step 6: Final answer
    x = 1,305,954.22

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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.