Home / 4,990,910.70-7,487,692.38-1,579,257.93

Finding the Fourth Proportional to 4,990,910.70, 7,487,692.38 and 1,579,257.93

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Solution

The fourth proportional to 4,990,910.70, 7,487,692.38 and 1,579,257.93 is: 2,369,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,910.70 : 7,487,692.38 = 1,579,257.93 : x
  2. Step 2: Convert to fraction form
    4,990,910.70/7,487,692.38 = 1,579,257.93/x
  3. Step 3: Cross multiply
    4,990,910.70x = 7,487,692.38 × 1,579,257.93
  4. Step 4: Simplify right side
    4,990,910.70x = 11,824,997,568,515.57
  5. Step 5: Solve for x
    x = 11,824,997,568,515.57/4,990,910.70
  6. Step 6: Final answer
    x = 2,369,306.58

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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.