Home / 4,020,861.69-6,032,039.54-1,325,376.09

Finding the Fourth Proportional to 4,020,861.69, 6,032,039.54 and 1,325,376.09

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Solution

The fourth proportional to 4,020,861.69, 6,032,039.54 and 1,325,376.09 is: 1,988,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,861.69 : 6,032,039.54 = 1,325,376.09 : x
  2. Step 2: Convert to fraction form
    4,020,861.69/6,032,039.54 = 1,325,376.09/x
  3. Step 3: Cross multiply
    4,020,861.69x = 6,032,039.54 × 1,325,376.09
  4. Step 4: Simplify right side
    4,020,861.69x = 7,994,720,973,623.72
  5. Step 5: Solve for x
    x = 7,994,720,973,623.72/4,020,861.69
  6. Step 6: Final answer
    x = 1,988,310.36

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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.