Home / 1,853,453.82-2,780,409.72-655,129.02

Finding the Fourth Proportional to 1,853,453.82, 2,780,409.72 and 655,129.02

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Solution

The fourth proportional to 1,853,453.82, 2,780,409.72 and 655,129.02 is: 982,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,453.82 : 2,780,409.72 = 655,129.02 : x
  2. Step 2: Convert to fraction form
    1,853,453.82/2,780,409.72 = 655,129.02/x
  3. Step 3: Cross multiply
    1,853,453.82x = 2,780,409.72 × 655,129.02
  4. Step 4: Simplify right side
    1,853,453.82x = 1,821,527,095,062.07
  5. Step 5: Solve for x
    x = 1,821,527,095,062.07/1,853,453.82
  6. Step 6: Final answer
    x = 982,774.47

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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.