Home / 1,510,991.72-2,266,733.76-446,141.48

Finding the Fourth Proportional to 1,510,991.72, 2,266,733.76 and 446,141.48

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Solution

The fourth proportional to 1,510,991.72, 2,266,733.76 and 446,141.48 is: 669,284.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,991.72 : 2,266,733.76 = 446,141.48 : x
  2. Step 2: Convert to fraction form
    1,510,991.72/2,266,733.76 = 446,141.48/x
  3. Step 3: Cross multiply
    1,510,991.72x = 2,266,733.76 × 446,141.48
  4. Step 4: Simplify right side
    1,510,991.72x = 1,011,283,954,452.36
  5. Step 5: Solve for x
    x = 1,011,283,954,452.36/1,510,991.72
  6. Step 6: Final answer
    x = 669,284.91

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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.