Home / 1,095,783.72-1,512,213.80-612,350

Finding the Fourth Proportional to 1,095,783.72, 1,512,213.80 and 612,350

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Solution

The fourth proportional to 1,095,783.72, 1,512,213.80 and 612,350 is: 845,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,783.72 : 1,512,213.80 = 612,350 : x
  2. Step 2: Convert to fraction form
    1,095,783.72/1,512,213.80 = 612,350/x
  3. Step 3: Cross multiply
    1,095,783.72x = 1,512,213.80 × 612,350
  4. Step 4: Simplify right side
    1,095,783.72x = 926,004,120,430
  5. Step 5: Solve for x
    x = 926,004,120,430/1,095,783.72
  6. Step 6: Final answer
    x = 845,061.03

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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.