Home / 1,630,992.60-2,447,072.10-684,653.40

Finding the Fourth Proportional to 1,630,992.60, 2,447,072.10 and 684,653.40

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Solution

The fourth proportional to 1,630,992.60, 2,447,072.10 and 684,653.40 is: 1,027,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,992.60 : 2,447,072.10 = 684,653.40 : x
  2. Step 2: Convert to fraction form
    1,630,992.60/2,447,072.10 = 684,653.40/x
  3. Step 3: Cross multiply
    1,630,992.60x = 2,447,072.10 × 684,653.40
  4. Step 4: Simplify right side
    1,630,992.60x = 1,675,396,233,310.14
  5. Step 5: Solve for x
    x = 1,675,396,233,310.14/1,630,992.60
  6. Step 6: Final answer
    x = 1,027,224.91

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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.