Home / 2,632,742.84-3,948,331.74-1,116,403.40

Finding the Fourth Proportional to 2,632,742.84, 3,948,331.74 and 1,116,403.40

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Solution

The fourth proportional to 2,632,742.84, 3,948,331.74 and 1,116,403.40 is: 1,674,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,742.84 : 3,948,331.74 = 1,116,403.40 : x
  2. Step 2: Convert to fraction form
    2,632,742.84/3,948,331.74 = 1,116,403.40/x
  3. Step 3: Cross multiply
    2,632,742.84x = 3,948,331.74 × 1,116,403.40
  4. Step 4: Simplify right side
    2,632,742.84x = 4,407,930,978,863.92
  5. Step 5: Solve for x
    x = 4,407,930,978,863.92/2,632,742.84
  6. Step 6: Final answer
    x = 1,674,273.28

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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.