Home / 2,877,880.84-3,971,507.62-1,588,721.80

Finding the Fourth Proportional to 2,877,880.84, 3,971,507.62 and 1,588,721.80

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Solution

The fourth proportional to 2,877,880.84, 3,971,507.62 and 1,588,721.80 is: 2,192,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,880.84 : 3,971,507.62 = 1,588,721.80 : x
  2. Step 2: Convert to fraction form
    2,877,880.84/3,971,507.62 = 1,588,721.80/x
  3. Step 3: Cross multiply
    2,877,880.84x = 3,971,507.62 × 1,588,721.80
  4. Step 4: Simplify right side
    2,877,880.84x = 6,309,620,734,760.12
  5. Step 5: Solve for x
    x = 6,309,620,734,760.12/2,877,880.84
  6. Step 6: Final answer
    x = 2,192,453.78

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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.