Home / 2,276,514.12-3,141,551.28-1,243,999.20

Finding the Fourth Proportional to 2,276,514.12, 3,141,551.28 and 1,243,999.20

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Solution

The fourth proportional to 2,276,514.12, 3,141,551.28 and 1,243,999.20 is: 1,716,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,514.12 : 3,141,551.28 = 1,243,999.20 : x
  2. Step 2: Convert to fraction form
    2,276,514.12/3,141,551.28 = 1,243,999.20/x
  3. Step 3: Cross multiply
    2,276,514.12x = 3,141,551.28 × 1,243,999.20
  4. Step 4: Simplify right side
    2,276,514.12x = 3,908,087,279,078.98
  5. Step 5: Solve for x
    x = 3,908,087,279,078.98/2,276,514.12
  6. Step 6: Final answer
    x = 1,716,698.02

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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.