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Finding the Fourth Proportional to 3,885,352.86, 5,827,580.94 and 1,045,241.76

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Solution

The fourth proportional to 3,885,352.86, 5,827,580.94 and 1,045,241.76 is: 1,567,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,352.86 : 5,827,580.94 = 1,045,241.76 : x
  2. Step 2: Convert to fraction form
    3,885,352.86/5,827,580.94 = 1,045,241.76/x
  3. Step 3: Cross multiply
    3,885,352.86x = 5,827,580.94 × 1,045,241.76
  4. Step 4: Simplify right side
    3,885,352.86x = 6,091,230,958,268.06
  5. Step 5: Solve for x
    x = 6,091,230,958,268.06/3,885,352.86
  6. Step 6: Final answer
    x = 1,567,742.02

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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.