Home / 1,151,783.82-1,727,927.84-353,127.67

Finding the Fourth Proportional to 1,151,783.82, 1,727,927.84 and 353,127.67

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Solution

The fourth proportional to 1,151,783.82, 1,727,927.84 and 353,127.67 is: 529,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,783.82 : 1,727,927.84 = 353,127.67 : x
  2. Step 2: Convert to fraction form
    1,151,783.82/1,727,927.84 = 353,127.67/x
  3. Step 3: Cross multiply
    1,151,783.82x = 1,727,927.84 × 353,127.67
  4. Step 4: Simplify right side
    1,151,783.82x = 610,179,128,630.33
  5. Step 5: Solve for x
    x = 610,179,128,630.33/1,151,783.82
  6. Step 6: Final answer
    x = 529,768.80

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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.