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Finding the Fourth Proportional to 3,859,409.93, 5,788,302.20 and 2,489,078.93

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Solution

The fourth proportional to 3,859,409.93, 5,788,302.20 and 2,489,078.93 is: 3,733,094.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,409.93 : 5,788,302.20 = 2,489,078.93 : x
  2. Step 2: Convert to fraction form
    3,859,409.93/5,788,302.20 = 2,489,078.93/x
  3. Step 3: Cross multiply
    3,859,409.93x = 5,788,302.20 × 2,489,078.93
  4. Step 4: Simplify right side
    3,859,409.93x = 14,407,541,034,047.25
  5. Step 5: Solve for x
    x = 14,407,541,034,047.25/3,859,409.93
  6. Step 6: Final answer
    x = 3,733,094.25

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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.