Home / 1,809,162.74-2,713,655-672,146.30

Finding the Fourth Proportional to 1,809,162.74, 2,713,655 and 672,146.30

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Solution

The fourth proportional to 1,809,162.74, 2,713,655 and 672,146.30 is: 1,008,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,162.74 : 2,713,655 = 672,146.30 : x
  2. Step 2: Convert to fraction form
    1,809,162.74/2,713,655 = 672,146.30/x
  3. Step 3: Cross multiply
    1,809,162.74x = 2,713,655 × 672,146.30
  4. Step 4: Simplify right side
    1,809,162.74x = 1,823,973,167,726.50
  5. Step 5: Solve for x
    x = 1,823,973,167,726.50/1,809,162.74
  6. Step 6: Final answer
    x = 1,008,186.34

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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.