Home / 1,343,043.09-1,853,112.11-799,072.64

Finding the Fourth Proportional to 1,343,043.09, 1,853,112.11 and 799,072.64

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Solution

The fourth proportional to 1,343,043.09, 1,853,112.11 and 799,072.64 is: 1,102,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,043.09 : 1,853,112.11 = 799,072.64 : x
  2. Step 2: Convert to fraction form
    1,343,043.09/1,853,112.11 = 799,072.64/x
  3. Step 3: Cross multiply
    1,343,043.09x = 1,853,112.11 × 799,072.64
  4. Step 4: Simplify right side
    1,343,043.09x = 1,480,771,172,692.75
  5. Step 5: Solve for x
    x = 1,480,771,172,692.75/1,343,043.09
  6. Step 6: Final answer
    x = 1,102,549.27

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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.