Home / 1,080,739.34-1,619,780.22-606,428.18

Finding the Fourth Proportional to 1,080,739.34, 1,619,780.22 and 606,428.18

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Solution

The fourth proportional to 1,080,739.34, 1,619,780.22 and 606,428.18 is: 908,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,739.34 : 1,619,780.22 = 606,428.18 : x
  2. Step 2: Convert to fraction form
    1,080,739.34/1,619,780.22 = 606,428.18/x
  3. Step 3: Cross multiply
    1,080,739.34x = 1,619,780.22 × 606,428.18
  4. Step 4: Simplify right side
    1,080,739.34x = 982,280,370,814.60
  5. Step 5: Solve for x
    x = 982,280,370,814.60/1,080,739.34
  6. Step 6: Final answer
    x = 908,896.65

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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.