Home / 1,908,699.69-2,862,974.61-646,527.27

Finding the Fourth Proportional to 1,908,699.69, 2,862,974.61 and 646,527.27

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Solution

The fourth proportional to 1,908,699.69, 2,862,974.61 and 646,527.27 is: 969,765.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,699.69 : 2,862,974.61 = 646,527.27 : x
  2. Step 2: Convert to fraction form
    1,908,699.69/2,862,974.61 = 646,527.27/x
  3. Step 3: Cross multiply
    1,908,699.69x = 2,862,974.61 × 646,527.27
  4. Step 4: Simplify right side
    1,908,699.69x = 1,850,991,158,682.61
  5. Step 5: Solve for x
    x = 1,850,991,158,682.61/1,908,699.69
  6. Step 6: Final answer
    x = 969,765.53

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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.