Home / 1,576,412.88-2,364,951.44-511,371.80

Finding the Fourth Proportional to 1,576,412.88, 2,364,951.44 and 511,371.80

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Solution

The fourth proportional to 1,576,412.88, 2,364,951.44 and 511,371.80 is: 767,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,412.88 : 2,364,951.44 = 511,371.80 : x
  2. Step 2: Convert to fraction form
    1,576,412.88/2,364,951.44 = 511,371.80/x
  3. Step 3: Cross multiply
    1,576,412.88x = 2,364,951.44 × 511,371.80
  4. Step 4: Simplify right side
    1,576,412.88x = 1,209,369,474,785.39
  5. Step 5: Solve for x
    x = 1,209,369,474,785.39/1,576,412.88
  6. Step 6: Final answer
    x = 767,165.44

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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.