Home / 2,078,917.29-2,868,941.03-1,161,226.89

Finding the Fourth Proportional to 2,078,917.29, 2,868,941.03 and 1,161,226.89

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Solution

The fourth proportional to 2,078,917.29, 2,868,941.03 and 1,161,226.89 is: 1,602,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,917.29 : 2,868,941.03 = 1,161,226.89 : x
  2. Step 2: Convert to fraction form
    2,078,917.29/2,868,941.03 = 1,161,226.89/x
  3. Step 3: Cross multiply
    2,078,917.29x = 2,868,941.03 × 1,161,226.89
  4. Step 4: Simplify right side
    2,078,917.29x = 3,331,491,464,054.16
  5. Step 5: Solve for x
    x = 3,331,491,464,054.16/2,078,917.29
  6. Step 6: Final answer
    x = 1,602,512.75

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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.