Home / 1,095,777.70-1,512,205.52-612,344

Finding the Fourth Proportional to 1,095,777.70, 1,512,205.52 and 612,344

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Solution

The fourth proportional to 1,095,777.70, 1,512,205.52 and 612,344 is: 845,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,777.70 : 1,512,205.52 = 612,344 : x
  2. Step 2: Convert to fraction form
    1,095,777.70/1,512,205.52 = 612,344/x
  3. Step 3: Cross multiply
    1,095,777.70x = 1,512,205.52 × 612,344
  4. Step 4: Simplify right side
    1,095,777.70x = 925,989,976,938.88
  5. Step 5: Solve for x
    x = 925,989,976,938.88/1,095,777.70
  6. Step 6: Final answer
    x = 845,052.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.