Home / 1,576,269-2,364,181.83-511,320.42

Finding the Fourth Proportional to 1,576,269, 2,364,181.83 and 511,320.42

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Solution

The fourth proportional to 1,576,269, 2,364,181.83 and 511,320.42 is: 766,908.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,269 : 2,364,181.83 = 511,320.42 : x
  2. Step 2: Convert to fraction form
    1,576,269/2,364,181.83 = 511,320.42/x
  3. Step 3: Cross multiply
    1,576,269x = 2,364,181.83 × 511,320.42
  4. Step 4: Simplify right side
    1,576,269x = 1,208,854,446,271.97
  5. Step 5: Solve for x
    x = 1,208,854,446,271.97/1,576,269
  6. Step 6: Final answer
    x = 766,908.72

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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.