Home / 2,209,675.23-3,049,321.73-1,242,805.14

Finding the Fourth Proportional to 2,209,675.23, 3,049,321.73 and 1,242,805.14

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Solution

The fourth proportional to 2,209,675.23, 3,049,321.73 and 1,242,805.14 is: 1,715,054.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,675.23 : 3,049,321.73 = 1,242,805.14 : x
  2. Step 2: Convert to fraction form
    2,209,675.23/3,049,321.73 = 1,242,805.14/x
  3. Step 3: Cross multiply
    2,209,675.23x = 3,049,321.73 × 1,242,805.14
  4. Step 4: Simplify right side
    2,209,675.23x = 3,789,712,713,343.67
  5. Step 5: Solve for x
    x = 3,789,712,713,343.67/2,209,675.23
  6. Step 6: Final answer
    x = 1,715,054.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.