Home / 1,809,163.35-2,713,655.90-672,146.91

Finding the Fourth Proportional to 1,809,163.35, 2,713,655.90 and 672,146.91

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Solution

The fourth proportional to 1,809,163.35, 2,713,655.90 and 672,146.91 is: 1,008,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,163.35 : 2,713,655.90 = 672,146.91 : x
  2. Step 2: Convert to fraction form
    1,809,163.35/2,713,655.90 = 672,146.91/x
  3. Step 3: Cross multiply
    1,809,163.35x = 2,713,655.90 × 672,146.91
  4. Step 4: Simplify right side
    1,809,163.35x = 1,823,975,429,668.64
  5. Step 5: Solve for x
    x = 1,823,975,429,668.64/1,809,163.35
  6. Step 6: Final answer
    x = 1,008,187.25

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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.