Home / 2,880,760.72-3,975,403.17-1,573,984.75

Finding the Fourth Proportional to 2,880,760.72, 3,975,403.17 and 1,573,984.75

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Solution

The fourth proportional to 2,880,760.72, 3,975,403.17 and 1,573,984.75 is: 2,172,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,760.72 : 3,975,403.17 = 1,573,984.75 : x
  2. Step 2: Convert to fraction form
    2,880,760.72/3,975,403.17 = 1,573,984.75/x
  3. Step 3: Cross multiply
    2,880,760.72x = 3,975,403.17 × 1,573,984.75
  4. Step 4: Simplify right side
    2,880,760.72x = 6,257,223,964,681.66
  5. Step 5: Solve for x
    x = 6,257,223,964,681.66/2,880,760.72
  6. Step 6: Final answer
    x = 2,172,073.48

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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.