Home / 1,556,205.40-2,336,057.70-1,202,786.20

Finding the Fourth Proportional to 1,556,205.40, 2,336,057.70 and 1,202,786.20

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Solution

The fourth proportional to 1,556,205.40, 2,336,057.70 and 1,202,786.20 is: 1,805,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,205.40 : 2,336,057.70 = 1,202,786.20 : x
  2. Step 2: Convert to fraction form
    1,556,205.40/2,336,057.70 = 1,202,786.20/x
  3. Step 3: Cross multiply
    1,556,205.40x = 2,336,057.70 × 1,202,786.20
  4. Step 4: Simplify right side
    1,556,205.40x = 2,809,777,963,963.74
  5. Step 5: Solve for x
    x = 2,809,777,963,963.74/1,556,205.40
  6. Step 6: Final answer
    x = 1,805,531.56

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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.