Home / 1,619,129.76-2,234,433.90-894,023.34

Finding the Fourth Proportional to 1,619,129.76, 2,234,433.90 and 894,023.34

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Solution

The fourth proportional to 1,619,129.76, 2,234,433.90 and 894,023.34 is: 1,233,771.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,129.76 : 2,234,433.90 = 894,023.34 : x
  2. Step 2: Convert to fraction form
    1,619,129.76/2,234,433.90 = 894,023.34/x
  3. Step 3: Cross multiply
    1,619,129.76x = 2,234,433.90 × 894,023.34
  4. Step 4: Simplify right side
    1,619,129.76x = 1,997,636,058,287.23
  5. Step 5: Solve for x
    x = 1,997,636,058,287.23/1,619,129.76
  6. Step 6: Final answer
    x = 1,233,771.44

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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.