Home / 2,809,548.37-3,877,176.95-1,520,388.82

Finding the Fourth Proportional to 2,809,548.37, 3,877,176.95 and 1,520,388.82

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Solution

The fourth proportional to 2,809,548.37, 3,877,176.95 and 1,520,388.82 is: 2,098,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,548.37 : 3,877,176.95 = 1,520,388.82 : x
  2. Step 2: Convert to fraction form
    2,809,548.37/3,877,176.95 = 1,520,388.82/x
  3. Step 3: Cross multiply
    2,809,548.37x = 3,877,176.95 × 1,520,388.82
  4. Step 4: Simplify right side
    2,809,548.37x = 5,894,816,487,941.70
  5. Step 5: Solve for x
    x = 5,894,816,487,941.70/2,809,548.37
  6. Step 6: Final answer
    x = 2,098,136.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.