Home / 3,479,745.60-5,219,618.40-1,236,110.40

Finding the Fourth Proportional to 3,479,745.60, 5,219,618.40 and 1,236,110.40

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Solution

The fourth proportional to 3,479,745.60, 5,219,618.40 and 1,236,110.40 is: 1,854,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,745.60 : 5,219,618.40 = 1,236,110.40 : x
  2. Step 2: Convert to fraction form
    3,479,745.60/5,219,618.40 = 1,236,110.40/x
  3. Step 3: Cross multiply
    3,479,745.60x = 5,219,618.40 × 1,236,110.40
  4. Step 4: Simplify right side
    3,479,745.60x = 6,452,024,588,271.36
  5. Step 5: Solve for x
    x = 6,452,024,588,271.36/3,479,745.60
  6. Step 6: Final answer
    x = 1,854,165.60

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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.