Home / 3,474,987-5,212,511.24-1,426,774.02

Finding the Fourth Proportional to 3,474,987, 5,212,511.24 and 1,426,774.02

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Solution

The fourth proportional to 3,474,987, 5,212,511.24 and 1,426,774.02 is: 2,140,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,987 : 5,212,511.24 = 1,426,774.02 : x
  2. Step 2: Convert to fraction form
    3,474,987/5,212,511.24 = 1,426,774.02/x
  3. Step 3: Cross multiply
    3,474,987x = 5,212,511.24 × 1,426,774.02
  4. Step 4: Simplify right side
    3,474,987x = 7,437,075,616,189.99
  5. Step 5: Solve for x
    x = 7,437,075,616,189.99/3,474,987
  6. Step 6: Final answer
    x = 2,140,173.65

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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.