Home / 1,648,684.80-2,473,380.23-511,422.39

Finding the Fourth Proportional to 1,648,684.80, 2,473,380.23 and 511,422.39

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Solution

The fourth proportional to 1,648,684.80, 2,473,380.23 and 511,422.39 is: 767,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,684.80 : 2,473,380.23 = 511,422.39 : x
  2. Step 2: Convert to fraction form
    1,648,684.80/2,473,380.23 = 511,422.39/x
  3. Step 3: Cross multiply
    1,648,684.80x = 2,473,380.23 × 511,422.39
  4. Step 4: Simplify right side
    1,648,684.80x = 1,264,942,026,048.24
  5. Step 5: Solve for x
    x = 1,264,942,026,048.24/1,648,684.80
  6. Step 6: Final answer
    x = 767,243.09

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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.