Home / 1,147,692.22-1,584,281.96-739,816.72

Finding the Fourth Proportional to 1,147,692.22, 1,584,281.96 and 739,816.72

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Solution

The fourth proportional to 1,147,692.22, 1,584,281.96 and 739,816.72 is: 1,021,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,692.22 : 1,584,281.96 = 739,816.72 : x
  2. Step 2: Convert to fraction form
    1,147,692.22/1,584,281.96 = 739,816.72/x
  3. Step 3: Cross multiply
    1,147,692.22x = 1,584,281.96 × 739,816.72
  4. Step 4: Simplify right side
    1,147,692.22x = 1,172,078,283,202.37
  5. Step 5: Solve for x
    x = 1,172,078,283,202.37/1,147,692.22
  6. Step 6: Final answer
    x = 1,021,247.91

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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.