Home / 2,839,431.34-3,918,501.39-1,615,912.66

Finding the Fourth Proportional to 2,839,431.34, 3,918,501.39 and 1,615,912.66

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Solution

The fourth proportional to 2,839,431.34, 3,918,501.39 and 1,615,912.66 is: 2,230,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,431.34 : 3,918,501.39 = 1,615,912.66 : x
  2. Step 2: Convert to fraction form
    2,839,431.34/3,918,501.39 = 1,615,912.66/x
  3. Step 3: Cross multiply
    2,839,431.34x = 3,918,501.39 × 1,615,912.66
  4. Step 4: Simplify right side
    2,839,431.34x = 6,331,956,004,328.60
  5. Step 5: Solve for x
    x = 6,331,956,004,328.60/2,839,431.34
  6. Step 6: Final answer
    x = 2,230,008.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.