Home / 1,189,745.63-1,784,618.40-348,297.38

Finding the Fourth Proportional to 1,189,745.63, 1,784,618.40 and 348,297.38

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Solution

The fourth proportional to 1,189,745.63, 1,784,618.40 and 348,297.38 is: 522,446.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,745.63 : 1,784,618.40 = 348,297.38 : x
  2. Step 2: Convert to fraction form
    1,189,745.63/1,784,618.40 = 348,297.38/x
  3. Step 3: Cross multiply
    1,189,745.63x = 1,784,618.40 × 348,297.38
  4. Step 4: Simplify right side
    1,189,745.63x = 621,577,913,019.79
  5. Step 5: Solve for x
    x = 621,577,913,019.79/1,189,745.63
  6. Step 6: Final answer
    x = 522,446.06

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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.