Home / 1,349,248.36-1,861,782.85-866,467.43

Finding the Fourth Proportional to 1,349,248.36, 1,861,782.85 and 866,467.43

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Solution

The fourth proportional to 1,349,248.36, 1,861,782.85 and 866,467.43 is: 1,195,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,248.36 : 1,861,782.85 = 866,467.43 : x
  2. Step 2: Convert to fraction form
    1,349,248.36/1,861,782.85 = 866,467.43/x
  3. Step 3: Cross multiply
    1,349,248.36x = 1,861,782.85 × 866,467.43
  4. Step 4: Simplify right side
    1,349,248.36x = 1,613,174,197,576.49
  5. Step 5: Solve for x
    x = 1,613,174,197,576.49/1,349,248.36
  6. Step 6: Final answer
    x = 1,195,609.53

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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.