Home / 3,556,692.60-5,336,037.83-1,428,271.39

Finding the Fourth Proportional to 3,556,692.60, 5,336,037.83 and 1,428,271.39

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Solution

The fourth proportional to 3,556,692.60, 5,336,037.83 and 1,428,271.39 is: 2,142,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,692.60 : 5,336,037.83 = 1,428,271.39 : x
  2. Step 2: Convert to fraction form
    3,556,692.60/5,336,037.83 = 1,428,271.39/x
  3. Step 3: Cross multiply
    3,556,692.60x = 5,336,037.83 × 1,428,271.39
  4. Step 4: Simplify right side
    3,556,692.60x = 7,621,310,161,405.33
  5. Step 5: Solve for x
    x = 7,621,310,161,405.33/3,556,692.60
  6. Step 6: Final answer
    x = 2,142,808.23

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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.