Home / 1,229,847.23-1,844,717.72-420,303.93

Finding the Fourth Proportional to 1,229,847.23, 1,844,717.72 and 420,303.93

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Solution

The fourth proportional to 1,229,847.23, 1,844,717.72 and 420,303.93 is: 630,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,847.23 : 1,844,717.72 = 420,303.93 : x
  2. Step 2: Convert to fraction form
    1,229,847.23/1,844,717.72 = 420,303.93/x
  3. Step 3: Cross multiply
    1,229,847.23x = 1,844,717.72 × 420,303.93
  4. Step 4: Simplify right side
    1,229,847.23x = 775,342,105,355.12
  5. Step 5: Solve for x
    x = 775,342,105,355.12/1,229,847.23
  6. Step 6: Final answer
    x = 630,437.74

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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.