Home / 1,576,721.43-2,363,585.72-511,014.51

Finding the Fourth Proportional to 1,576,721.43, 2,363,585.72 and 511,014.51

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Solution

The fourth proportional to 1,576,721.43, 2,363,585.72 and 511,014.51 is: 766,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,721.43 : 2,363,585.72 = 511,014.51 : x
  2. Step 2: Convert to fraction form
    1,576,721.43/2,363,585.72 = 511,014.51/x
  3. Step 3: Cross multiply
    1,576,721.43x = 2,363,585.72 × 511,014.51
  4. Step 4: Simplify right side
    1,576,721.43x = 1,207,826,595,993.72
  5. Step 5: Solve for x
    x = 1,207,826,595,993.72/1,576,721.43
  6. Step 6: Final answer
    x = 766,036.77

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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.