Home / 1,828,310.51-2,743,515.92-1,427,827.07

Finding the Fourth Proportional to 1,828,310.51, 2,743,515.92 and 1,427,827.07

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Solution

The fourth proportional to 1,828,310.51, 2,743,515.92 and 1,427,827.07 is: 2,142,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,310.51 : 2,743,515.92 = 1,427,827.07 : x
  2. Step 2: Convert to fraction form
    1,828,310.51/2,743,515.92 = 1,427,827.07/x
  3. Step 3: Cross multiply
    1,828,310.51x = 2,743,515.92 × 1,427,827.07
  4. Step 4: Simplify right side
    1,828,310.51x = 3,917,266,290,412.82
  5. Step 5: Solve for x
    x = 3,917,266,290,412.82/1,828,310.51
  6. Step 6: Final answer
    x = 2,142,560.72

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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.