Home / 1,609,817.80-2,419,392.30-1,404,531.40

Finding the Fourth Proportional to 1,609,817.80, 2,419,392.30 and 1,404,531.40

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Solution

The fourth proportional to 1,609,817.80, 2,419,392.30 and 1,404,531.40 is: 2,110,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,817.80 : 2,419,392.30 = 1,404,531.40 : x
  2. Step 2: Convert to fraction form
    1,609,817.80/2,419,392.30 = 1,404,531.40/x
  3. Step 3: Cross multiply
    1,609,817.80x = 2,419,392.30 × 1,404,531.40
  4. Step 4: Simplify right side
    1,609,817.80x = 3,398,112,454,268.22
  5. Step 5: Solve for x
    x = 3,398,112,454,268.22/1,609,817.80
  6. Step 6: Final answer
    x = 2,110,867.74

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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.