Home / 3,481,139.63-5,220,526.79-1,206,133.01

Finding the Fourth Proportional to 3,481,139.63, 5,220,526.79 and 1,206,133.01

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Solution

The fourth proportional to 3,481,139.63, 5,220,526.79 and 1,206,133.01 is: 1,808,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481,139.63 : 5,220,526.79 = 1,206,133.01 : x
  2. Step 2: Convert to fraction form
    3,481,139.63/5,220,526.79 = 1,206,133.01/x
  3. Step 3: Cross multiply
    3,481,139.63x = 5,220,526.79 × 1,206,133.01
  4. Step 4: Simplify right side
    3,481,139.63x = 6,296,649,691,008.34
  5. Step 5: Solve for x
    x = 6,296,649,691,008.34/3,481,139.63
  6. Step 6: Final answer
    x = 1,808,789.75

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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.