Home / 2,803,825.90-3,869,359.43-1,563,464.80

Finding the Fourth Proportional to 2,803,825.90, 3,869,359.43 and 1,563,464.80

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Solution

The fourth proportional to 2,803,825.90, 3,869,359.43 and 1,563,464.80 is: 2,157,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803,825.90 : 3,869,359.43 = 1,563,464.80 : x
  2. Step 2: Convert to fraction form
    2,803,825.90/3,869,359.43 = 1,563,464.80/x
  3. Step 3: Cross multiply
    2,803,825.90x = 3,869,359.43 × 1,563,464.80
  4. Step 4: Simplify right side
    2,803,825.90x = 6,049,607,267,353.07
  5. Step 5: Solve for x
    x = 6,049,607,267,353.07/2,803,825.90
  6. Step 6: Final answer
    x = 2,157,625.86

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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.