Home / 1,353,296-1,867,548.48-809,454.72

Finding the Fourth Proportional to 1,353,296, 1,867,548.48 and 809,454.72

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Solution

The fourth proportional to 1,353,296, 1,867,548.48 and 809,454.72 is: 1,117,047.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,296 : 1,867,548.48 = 809,454.72 : x
  2. Step 2: Convert to fraction form
    1,353,296/1,867,548.48 = 809,454.72/x
  3. Step 3: Cross multiply
    1,353,296x = 1,867,548.48 × 809,454.72
  4. Step 4: Simplify right side
    1,353,296x = 1,511,695,931,964.83
  5. Step 5: Solve for x
    x = 1,511,695,931,964.83/1,353,296
  6. Step 6: Final answer
    x = 1,117,047.51

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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.