Home / 1,810,889.61-2,499,163.04-1,122,695.39

Finding the Fourth Proportional to 1,810,889.61, 2,499,163.04 and 1,122,695.39

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Solution

The fourth proportional to 1,810,889.61, 2,499,163.04 and 1,122,695.39 is: 1,549,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,889.61 : 2,499,163.04 = 1,122,695.39 : x
  2. Step 2: Convert to fraction form
    1,810,889.61/2,499,163.04 = 1,122,695.39/x
  3. Step 3: Cross multiply
    1,810,889.61x = 2,499,163.04 × 1,122,695.39
  4. Step 4: Simplify right side
    1,810,889.61x = 2,805,798,815,705.66
  5. Step 5: Solve for x
    x = 2,805,798,815,705.66/1,810,889.61
  6. Step 6: Final answer
    x = 1,549,403.56

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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.