Home / 1,365,703.40-2,048,555.10-727,974.20

Finding the Fourth Proportional to 1,365,703.40, 2,048,555.10 and 727,974.20

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Solution

The fourth proportional to 1,365,703.40, 2,048,555.10 and 727,974.20 is: 1,091,961.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,703.40 : 2,048,555.10 = 727,974.20 : x
  2. Step 2: Convert to fraction form
    1,365,703.40/2,048,555.10 = 727,974.20/x
  3. Step 3: Cross multiply
    1,365,703.40x = 2,048,555.10 × 727,974.20
  4. Step 4: Simplify right side
    1,365,703.40x = 1,491,295,260,078.42
  5. Step 5: Solve for x
    x = 1,491,295,260,078.42/1,365,703.40
  6. Step 6: Final answer
    x = 1,091,961.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.