Home / 1,301,013.60-1,795,370.22-712,311.84

Finding the Fourth Proportional to 1,301,013.60, 1,795,370.22 and 712,311.84

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Solution

The fourth proportional to 1,301,013.60, 1,795,370.22 and 712,311.84 is: 982,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,013.60 : 1,795,370.22 = 712,311.84 : x
  2. Step 2: Convert to fraction form
    1,301,013.60/1,795,370.22 = 712,311.84/x
  3. Step 3: Cross multiply
    1,301,013.60x = 1,795,370.22 × 712,311.84
  4. Step 4: Simplify right side
    1,301,013.60x = 1,278,863,464,889.40
  5. Step 5: Solve for x
    x = 1,278,863,464,889.40/1,301,013.60
  6. Step 6: Final answer
    x = 982,974.71

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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.