Home / 1,408,475.08-1,941,576.38-1,102,019.33

Finding the Fourth Proportional to 1,408,475.08, 1,941,576.38 and 1,102,019.33

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Solution

The fourth proportional to 1,408,475.08, 1,941,576.38 and 1,102,019.33 is: 1,519,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,475.08 : 1,941,576.38 = 1,102,019.33 : x
  2. Step 2: Convert to fraction form
    1,408,475.08/1,941,576.38 = 1,102,019.33/x
  3. Step 3: Cross multiply
    1,408,475.08x = 1,941,576.38 × 1,102,019.33
  4. Step 4: Simplify right side
    1,408,475.08x = 2,139,654,693,986.48
  5. Step 5: Solve for x
    x = 2,139,654,693,986.48/1,408,475.08
  6. Step 6: Final answer
    x = 1,519,128.54

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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.