Home / 1,455,431.22-2,183,380.38-614,106.90

Finding the Fourth Proportional to 1,455,431.22, 2,183,380.38 and 614,106.90

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Solution

The fourth proportional to 1,455,431.22, 2,183,380.38 and 614,106.90 is: 921,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,431.22 : 2,183,380.38 = 614,106.90 : x
  2. Step 2: Convert to fraction form
    1,455,431.22/2,183,380.38 = 614,106.90/x
  3. Step 3: Cross multiply
    1,455,431.22x = 2,183,380.38 × 614,106.90
  4. Step 4: Simplify right side
    1,455,431.22x = 1,340,828,956,682.62
  5. Step 5: Solve for x
    x = 1,340,828,956,682.62/1,455,431.22
  6. Step 6: Final answer
    x = 921,258.89

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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.