Home / 4,014,481.29-5,539,970.34-2,178,939.48

Finding the Fourth Proportional to 4,014,481.29, 5,539,970.34 and 2,178,939.48

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Solution

The fourth proportional to 4,014,481.29, 5,539,970.34 and 2,178,939.48 is: 3,006,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014,481.29 : 5,539,970.34 = 2,178,939.48 : x
  2. Step 2: Convert to fraction form
    4,014,481.29/5,539,970.34 = 2,178,939.48/x
  3. Step 3: Cross multiply
    4,014,481.29x = 5,539,970.34 × 2,178,939.48
  4. Step 4: Simplify right side
    4,014,481.29x = 12,071,260,091,855.02
  5. Step 5: Solve for x
    x = 12,071,260,091,855.02/4,014,481.29
  6. Step 6: Final answer
    x = 3,006,928.97

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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.