Home / 1,271,715-1,907,867.90-373,120.44

Finding the Fourth Proportional to 1,271,715, 1,907,867.90 and 373,120.44

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Solution

The fourth proportional to 1,271,715, 1,907,867.90 and 373,120.44 is: 559,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,715 : 1,907,867.90 = 373,120.44 : x
  2. Step 2: Convert to fraction form
    1,271,715/1,907,867.90 = 373,120.44/x
  3. Step 3: Cross multiply
    1,271,715x = 1,907,867.90 × 373,120.44
  4. Step 4: Simplify right side
    1,271,715x = 711,864,510,309.88
  5. Step 5: Solve for x
    x = 711,864,510,309.88/1,271,715
  6. Step 6: Final answer
    x = 559,767.33

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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.