Home / 2,880,759.72-3,975,401.79-1,573,983.75

Finding the Fourth Proportional to 2,880,759.72, 3,975,401.79 and 1,573,983.75

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Solution

The fourth proportional to 2,880,759.72, 3,975,401.79 and 1,573,983.75 is: 2,172,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,759.72 : 3,975,401.79 = 1,573,983.75 : x
  2. Step 2: Convert to fraction form
    2,880,759.72/3,975,401.79 = 1,573,983.75/x
  3. Step 3: Cross multiply
    2,880,759.72x = 3,975,401.79 × 1,573,983.75
  4. Step 4: Simplify right side
    2,880,759.72x = 6,257,217,817,180.91
  5. Step 5: Solve for x
    x = 6,257,217,817,180.91/2,880,759.72
  6. Step 6: Final answer
    x = 2,172,072.10

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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.