Home / 1,116,605.20-1,674,233.52-500,996.80

Finding the Fourth Proportional to 1,116,605.20, 1,674,233.52 and 500,996.80

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Solution

The fourth proportional to 1,116,605.20, 1,674,233.52 and 500,996.80 is: 751,192.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,605.20 : 1,674,233.52 = 500,996.80 : x
  2. Step 2: Convert to fraction form
    1,116,605.20/1,674,233.52 = 500,996.80/x
  3. Step 3: Cross multiply
    1,116,605.20x = 1,674,233.52 × 500,996.80
  4. Step 4: Simplify right side
    1,116,605.20x = 838,785,635,972.74
  5. Step 5: Solve for x
    x = 838,785,635,972.74/1,116,605.20
  6. Step 6: Final answer
    x = 751,192.67

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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.