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Finding the Fourth Proportional to 5,908,717.76, 8,859,927.36 and 3,065,967.68

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Solution

The fourth proportional to 5,908,717.76, 8,859,927.36 and 3,065,967.68 is: 4,597,317.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908,717.76 : 8,859,927.36 = 3,065,967.68 : x
  2. Step 2: Convert to fraction form
    5,908,717.76/8,859,927.36 = 3,065,967.68/x
  3. Step 3: Cross multiply
    5,908,717.76x = 8,859,927.36 × 3,065,967.68
  4. Step 4: Simplify right side
    5,908,717.76x = 27,164,250,932,907.72
  5. Step 5: Solve for x
    x = 27,164,250,932,907.72/5,908,717.76
  6. Step 6: Final answer
    x = 4,597,317.39

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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.