Home / 3,556,692.08-5,336,037.05-1,428,270.87

Finding the Fourth Proportional to 3,556,692.08, 5,336,037.05 and 1,428,270.87

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Solution

The fourth proportional to 3,556,692.08, 5,336,037.05 and 1,428,270.87 is: 2,142,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,692.08 : 5,336,037.05 = 1,428,270.87 : x
  2. Step 2: Convert to fraction form
    3,556,692.08/5,336,037.05 = 1,428,270.87/x
  3. Step 3: Cross multiply
    3,556,692.08x = 5,336,037.05 × 1,428,270.87
  4. Step 4: Simplify right side
    3,556,692.08x = 7,621,306,300,658.54
  5. Step 5: Solve for x
    x = 7,621,306,300,658.54/3,556,692.08
  6. Step 6: Final answer
    x = 2,142,807.45

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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.