Home / 3,630,447.42-5,446,262.68-1,071,921

Finding the Fourth Proportional to 3,630,447.42, 5,446,262.68 and 1,071,921

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Solution

The fourth proportional to 3,630,447.42, 5,446,262.68 and 1,071,921 is: 1,608,056.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,447.42 : 5,446,262.68 = 1,071,921 : x
  2. Step 2: Convert to fraction form
    3,630,447.42/5,446,262.68 = 1,071,921/x
  3. Step 3: Cross multiply
    3,630,447.42x = 5,446,262.68 × 1,071,921
  4. Step 4: Simplify right side
    3,630,447.42x = 5,837,963,338,208.28
  5. Step 5: Solve for x
    x = 5,837,963,338,208.28/3,630,447.42
  6. Step 6: Final answer
    x = 1,608,056.16

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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.