Home / 2,889,758.49-3,987,724.40-1,583,016.20

Finding the Fourth Proportional to 2,889,758.49, 3,987,724.40 and 1,583,016.20

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Solution

The fourth proportional to 2,889,758.49, 3,987,724.40 and 1,583,016.20 is: 2,184,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,758.49 : 3,987,724.40 = 1,583,016.20 : x
  2. Step 2: Convert to fraction form
    2,889,758.49/3,987,724.40 = 1,583,016.20/x
  3. Step 3: Cross multiply
    2,889,758.49x = 3,987,724.40 × 1,583,016.20
  4. Step 4: Simplify right side
    2,889,758.49x = 6,312,632,298,481.58
  5. Step 5: Solve for x
    x = 6,312,632,298,481.58/2,889,758.49
  6. Step 6: Final answer
    x = 2,184,484.39

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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.