Home / 1,116,692.74-1,674,825.45-433,579.60

Finding the Fourth Proportional to 1,116,692.74, 1,674,825.45 and 433,579.60

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Solution

The fourth proportional to 1,116,692.74, 1,674,825.45 and 433,579.60 is: 650,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,692.74 : 1,674,825.45 = 433,579.60 : x
  2. Step 2: Convert to fraction form
    1,116,692.74/1,674,825.45 = 433,579.60/x
  3. Step 3: Cross multiply
    1,116,692.74x = 1,674,825.45 × 433,579.60
  4. Step 4: Simplify right side
    1,116,692.74x = 726,170,148,680.82
  5. Step 5: Solve for x
    x = 726,170,148,680.82/1,116,692.74
  6. Step 6: Final answer
    x = 650,286.44

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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.