Home / 2,830,284.56-4,238,959.26-2,221,687.56

Finding the Fourth Proportional to 2,830,284.56, 4,238,959.26 and 2,221,687.56

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Solution

The fourth proportional to 2,830,284.56, 4,238,959.26 and 2,221,687.56 is: 3,327,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,284.56 : 4,238,959.26 = 2,221,687.56 : x
  2. Step 2: Convert to fraction form
    2,830,284.56/4,238,959.26 = 2,221,687.56/x
  3. Step 3: Cross multiply
    2,830,284.56x = 4,238,959.26 × 2,221,687.56
  4. Step 4: Simplify right side
    2,830,284.56x = 9,417,643,055,288.81
  5. Step 5: Solve for x
    x = 9,417,643,055,288.81/2,830,284.56
  6. Step 6: Final answer
    x = 3,327,454.49

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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.