Home / 1,347,903.29-2,021,178.85-449,029.01

Finding the Fourth Proportional to 1,347,903.29, 2,021,178.85 and 449,029.01

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Solution

The fourth proportional to 1,347,903.29, 2,021,178.85 and 449,029.01 is: 673,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,903.29 : 2,021,178.85 = 449,029.01 : x
  2. Step 2: Convert to fraction form
    1,347,903.29/2,021,178.85 = 449,029.01/x
  3. Step 3: Cross multiply
    1,347,903.29x = 2,021,178.85 × 449,029.01
  4. Step 4: Simplify right side
    1,347,903.29x = 907,567,926,819.97
  5. Step 5: Solve for x
    x = 907,567,926,819.97/1,347,903.29
  6. Step 6: Final answer
    x = 673,318.28

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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.