Home / 1,010,513.37-1,394,177.24-720,170.66

Finding the Fourth Proportional to 1,010,513.37, 1,394,177.24 and 720,170.66

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Solution

The fourth proportional to 1,010,513.37, 1,394,177.24 and 720,170.66 is: 993,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,513.37 : 1,394,177.24 = 720,170.66 : x
  2. Step 2: Convert to fraction form
    1,010,513.37/1,394,177.24 = 720,170.66/x
  3. Step 3: Cross multiply
    1,010,513.37x = 1,394,177.24 × 720,170.66
  4. Step 4: Simplify right side
    1,010,513.37x = 1,004,045,532,516.04
  5. Step 5: Solve for x
    x = 1,004,045,532,516.04/1,010,513.37
  6. Step 6: Final answer
    x = 993,599.45

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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.