Home / 2,909,175.86-4,364,450.67-914,631.86

Finding the Fourth Proportional to 2,909,175.86, 4,364,450.67 and 914,631.86

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Solution

The fourth proportional to 2,909,175.86, 4,364,450.67 and 914,631.86 is: 1,372,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,175.86 : 4,364,450.67 = 914,631.86 : x
  2. Step 2: Convert to fraction form
    2,909,175.86/4,364,450.67 = 914,631.86/x
  3. Step 3: Cross multiply
    2,909,175.86x = 4,364,450.67 × 914,631.86
  4. Step 4: Simplify right side
    2,909,175.86x = 3,991,865,634,180.35
  5. Step 5: Solve for x
    x = 3,991,865,634,180.35/2,909,175.86
  6. Step 6: Final answer
    x = 1,372,163.74

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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.