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Finding the Fourth Proportional to 5,835,284.64, 8,745,564.20 and 2,957,374.56

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Solution

The fourth proportional to 5,835,284.64, 8,745,564.20 and 2,957,374.56 is: 4,432,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,835,284.64 : 8,745,564.20 = 2,957,374.56 : x
  2. Step 2: Convert to fraction form
    5,835,284.64/8,745,564.20 = 2,957,374.56/x
  3. Step 3: Cross multiply
    5,835,284.64x = 8,745,564.20 × 2,957,374.56
  4. Step 4: Simplify right side
    5,835,284.64x = 25,863,909,077,926.75
  5. Step 5: Solve for x
    x = 25,863,909,077,926.75/5,835,284.64
  6. Step 6: Final answer
    x = 4,432,330.33

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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.