Home / 4,709,588.36-7,054,923.84-2,147,278.68

Finding the Fourth Proportional to 4,709,588.36, 7,054,923.84 and 2,147,278.68

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Solution

The fourth proportional to 4,709,588.36, 7,054,923.84 and 2,147,278.68 is: 3,216,605.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,588.36 : 7,054,923.84 = 2,147,278.68 : x
  2. Step 2: Convert to fraction form
    4,709,588.36/7,054,923.84 = 2,147,278.68/x
  3. Step 3: Cross multiply
    4,709,588.36x = 7,054,923.84 × 2,147,278.68
  4. Step 4: Simplify right side
    4,709,588.36x = 15,148,887,550,655.73
  5. Step 5: Solve for x
    x = 15,148,887,550,655.73/4,709,588.36
  6. Step 6: Final answer
    x = 3,216,605.44

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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.