Home / 1,193,806.32-1,790,779.61-340,812.42

Finding the Fourth Proportional to 1,193,806.32, 1,790,779.61 and 340,812.42

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Solution

The fourth proportional to 1,193,806.32, 1,790,779.61 and 340,812.42 is: 511,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,806.32 : 1,790,779.61 = 340,812.42 : x
  2. Step 2: Convert to fraction form
    1,193,806.32/1,790,779.61 = 340,812.42/x
  3. Step 3: Cross multiply
    1,193,806.32x = 1,790,779.61 × 340,812.42
  4. Step 4: Simplify right side
    1,193,806.32x = 610,319,932,570.76
  5. Step 5: Solve for x
    x = 610,319,932,570.76/1,193,806.32
  6. Step 6: Final answer
    x = 511,238.65

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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.