Home / 1,576,410.88-2,364,948.42-511,369.78

Finding the Fourth Proportional to 1,576,410.88, 2,364,948.42 and 511,369.78

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Solution

The fourth proportional to 1,576,410.88, 2,364,948.42 and 511,369.78 is: 767,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,410.88 : 2,364,948.42 = 511,369.78 : x
  2. Step 2: Convert to fraction form
    1,576,410.88/2,364,948.42 = 511,369.78/x
  3. Step 3: Cross multiply
    1,576,410.88x = 2,364,948.42 × 511,369.78
  4. Step 4: Simplify right side
    1,576,410.88x = 1,209,363,153,246.75
  5. Step 5: Solve for x
    x = 1,209,363,153,246.75/1,576,410.88
  6. Step 6: Final answer
    x = 767,162.40

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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.