Home / 4,568,148.80-6,849,890.40-1,689,369.92

Finding the Fourth Proportional to 4,568,148.80, 6,849,890.40 and 1,689,369.92

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Solution

The fourth proportional to 4,568,148.80, 6,849,890.40 and 1,689,369.92 is: 2,533,192.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,568,148.80 : 6,849,890.40 = 1,689,369.92 : x
  2. Step 2: Convert to fraction form
    4,568,148.80/6,849,890.40 = 1,689,369.92/x
  3. Step 3: Cross multiply
    4,568,148.80x = 6,849,890.40 × 1,689,369.92
  4. Step 4: Simplify right side
    4,568,148.80x = 11,571,998,797,056.77
  5. Step 5: Solve for x
    x = 11,571,998,797,056.77/4,568,148.80
  6. Step 6: Final answer
    x = 2,533,192.18

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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.