Home / 2,735,353.47-4,099,362.51-2,128,874.07

Finding the Fourth Proportional to 2,735,353.47, 4,099,362.51 and 2,128,874.07

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Solution

The fourth proportional to 2,735,353.47, 4,099,362.51 and 2,128,874.07 is: 3,190,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,353.47 : 4,099,362.51 = 2,128,874.07 : x
  2. Step 2: Convert to fraction form
    2,735,353.47/4,099,362.51 = 2,128,874.07/x
  3. Step 3: Cross multiply
    2,735,353.47x = 4,099,362.51 × 2,128,874.07
  4. Step 4: Simplify right side
    2,735,353.47x = 8,727,026,551,069.11
  5. Step 5: Solve for x
    x = 8,727,026,551,069.11/2,735,353.47
  6. Step 6: Final answer
    x = 3,190,456.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.