Home / 919,905.06-1,269,311.04-845,493.96

Finding the Fourth Proportional to 919,905.06, 1,269,311.04 and 845,493.96

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Solution

The fourth proportional to 919,905.06, 1,269,311.04 and 845,493.96 is: 1,166,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,905.06 : 1,269,311.04 = 845,493.96 : x
  2. Step 2: Convert to fraction form
    919,905.06/1,269,311.04 = 845,493.96/x
  3. Step 3: Cross multiply
    919,905.06x = 1,269,311.04 × 845,493.96
  4. Step 4: Simplify right side
    919,905.06x = 1,073,194,817,681.32
  5. Step 5: Solve for x
    x = 1,073,194,817,681.32/919,905.06
  6. Step 6: Final answer
    x = 1,166,636.50

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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.