Home / 3,445,269.33-5,167,510.34-921,121.41

Finding the Fourth Proportional to 3,445,269.33, 5,167,510.34 and 921,121.41

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Solution

The fourth proportional to 3,445,269.33, 5,167,510.34 and 921,121.41 is: 1,381,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,269.33 : 5,167,510.34 = 921,121.41 : x
  2. Step 2: Convert to fraction form
    3,445,269.33/5,167,510.34 = 921,121.41/x
  3. Step 3: Cross multiply
    3,445,269.33x = 5,167,510.34 × 921,121.41
  4. Step 4: Simplify right side
    3,445,269.33x = 4,759,904,405,964.77
  5. Step 5: Solve for x
    x = 4,759,904,405,964.77/3,445,269.33
  6. Step 6: Final answer
    x = 1,381,576.87

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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.