Home / 1,879,638.89-2,596,015.94-1,270,307.88

Finding the Fourth Proportional to 1,879,638.89, 2,596,015.94 and 1,270,307.88

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Solution

The fourth proportional to 1,879,638.89, 2,596,015.94 and 1,270,307.88 is: 1,754,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,638.89 : 2,596,015.94 = 1,270,307.88 : x
  2. Step 2: Convert to fraction form
    1,879,638.89/2,596,015.94 = 1,270,307.88/x
  3. Step 3: Cross multiply
    1,879,638.89x = 2,596,015.94 × 1,270,307.88
  4. Step 4: Simplify right side
    1,879,638.89x = 3,297,739,498,836.07
  5. Step 5: Solve for x
    x = 3,297,739,498,836.07/1,879,638.89
  6. Step 6: Final answer
    x = 1,754,453.75

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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.