Home / 1,259,597.31-1,889,201.20-460,692.03

Finding the Fourth Proportional to 1,259,597.31, 1,889,201.20 and 460,692.03

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Solution

The fourth proportional to 1,259,597.31, 1,889,201.20 and 460,692.03 is: 690,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,597.31 : 1,889,201.20 = 460,692.03 : x
  2. Step 2: Convert to fraction form
    1,259,597.31/1,889,201.20 = 460,692.03/x
  3. Step 3: Cross multiply
    1,259,597.31x = 1,889,201.20 × 460,692.03
  4. Step 4: Simplify right side
    1,259,597.31x = 870,339,935,906.44
  5. Step 5: Solve for x
    x = 870,339,935,906.44/1,259,597.31
  6. Step 6: Final answer
    x = 690,966.81

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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.