Home / 1,016,823.22-1,405,072.56-740,700.34

Finding the Fourth Proportional to 1,016,823.22, 1,405,072.56 and 740,700.34

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Solution

The fourth proportional to 1,016,823.22, 1,405,072.56 and 740,700.34 is: 1,023,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,823.22 : 1,405,072.56 = 740,700.34 : x
  2. Step 2: Convert to fraction form
    1,016,823.22/1,405,072.56 = 740,700.34/x
  3. Step 3: Cross multiply
    1,016,823.22x = 1,405,072.56 × 740,700.34
  4. Step 4: Simplify right side
    1,016,823.22x = 1,040,737,722,916.67
  5. Step 5: Solve for x
    x = 1,040,737,722,916.67/1,016,823.22
  6. Step 6: Final answer
    x = 1,023,518.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.