Home / 916,923.30-1,372,274.55-804,948.90

Finding the Fourth Proportional to 916,923.30, 1,372,274.55 and 804,948.90

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Solution

The fourth proportional to 916,923.30, 1,372,274.55 and 804,948.90 is: 1,204,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,923.30 : 1,372,274.55 = 804,948.90 : x
  2. Step 2: Convert to fraction form
    916,923.30/1,372,274.55 = 804,948.90/x
  3. Step 3: Cross multiply
    916,923.30x = 1,372,274.55 × 804,948.90
  4. Step 4: Simplify right side
    916,923.30x = 1,104,610,889,520.50
  5. Step 5: Solve for x
    x = 1,104,610,889,520.50/916,923.30
  6. Step 6: Final answer
    x = 1,204,692.79

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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.