Home / 1,438,722.93-1,985,437.85-794,143.27

Finding the Fourth Proportional to 1,438,722.93, 1,985,437.85 and 794,143.27

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Solution

The fourth proportional to 1,438,722.93, 1,985,437.85 and 794,143.27 is: 1,095,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,722.93 : 1,985,437.85 = 794,143.27 : x
  2. Step 2: Convert to fraction form
    1,438,722.93/1,985,437.85 = 794,143.27/x
  3. Step 3: Cross multiply
    1,438,722.93x = 1,985,437.85 × 794,143.27
  4. Step 4: Simplify right side
    1,438,722.93x = 1,576,722,106,580.77
  5. Step 5: Solve for x
    x = 1,576,722,106,580.77/1,438,722.93
  6. Step 6: Final answer
    x = 1,095,917.83

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