Home / 5,408,075.44-8,111,586.12-1,418,987.44

Finding the Fourth Proportional to 5,408,075.44, 8,111,586.12 and 1,418,987.44

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Solution

The fourth proportional to 5,408,075.44, 8,111,586.12 and 1,418,987.44 is: 2,128,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,408,075.44 : 8,111,586.12 = 1,418,987.44 : x
  2. Step 2: Convert to fraction form
    5,408,075.44/8,111,586.12 = 1,418,987.44/x
  3. Step 3: Cross multiply
    5,408,075.44x = 8,111,586.12 × 1,418,987.44
  4. Step 4: Simplify right side
    5,408,075.44x = 11,510,238,822,758.33
  5. Step 5: Solve for x
    x = 11,510,238,822,758.33/5,408,075.44
  6. Step 6: Final answer
    x = 2,128,342.87

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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.