Home / 1,726,638.83-2,589,516.45-511,931.41

Finding the Fourth Proportional to 1,726,638.83, 2,589,516.45 and 511,931.41

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Solution

The fourth proportional to 1,726,638.83, 2,589,516.45 and 511,931.41 is: 767,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,638.83 : 2,589,516.45 = 511,931.41 : x
  2. Step 2: Convert to fraction form
    1,726,638.83/2,589,516.45 = 511,931.41/x
  3. Step 3: Cross multiply
    1,726,638.83x = 2,589,516.45 × 511,931.41
  4. Step 4: Simplify right side
    1,726,638.83x = 1,325,654,807,466.69
  5. Step 5: Solve for x
    x = 1,325,654,807,466.69/1,726,638.83
  6. Step 6: Final answer
    x = 767,766.13

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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.