Home / 1,041,123.24-1,561,840.38-331,174.44

Finding the Fourth Proportional to 1,041,123.24, 1,561,840.38 and 331,174.44

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Solution

The fourth proportional to 1,041,123.24, 1,561,840.38 and 331,174.44 is: 496,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,123.24 : 1,561,840.38 = 331,174.44 : x
  2. Step 2: Convert to fraction form
    1,041,123.24/1,561,840.38 = 331,174.44/x
  3. Step 3: Cross multiply
    1,041,123.24x = 1,561,840.38 × 331,174.44
  4. Step 4: Simplify right side
    1,041,123.24x = 517,241,613,215.89
  5. Step 5: Solve for x
    x = 517,241,613,215.89/1,041,123.24
  6. Step 6: Final answer
    x = 496,811.13

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Double scale
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1.5x scale

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.