Home / 1,968,262.88-2,716,212.30-1,108,836.68

Finding the Fourth Proportional to 1,968,262.88, 2,716,212.30 and 1,108,836.68

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Solution

The fourth proportional to 1,968,262.88, 2,716,212.30 and 1,108,836.68 is: 1,530,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,262.88 : 2,716,212.30 = 1,108,836.68 : x
  2. Step 2: Convert to fraction form
    1,968,262.88/2,716,212.30 = 1,108,836.68/x
  3. Step 3: Cross multiply
    1,968,262.88x = 2,716,212.30 × 1,108,836.68
  4. Step 4: Simplify right side
    1,968,262.88x = 3,011,835,828,907.16
  5. Step 5: Solve for x
    x = 3,011,835,828,907.16/1,968,262.88
  6. Step 6: Final answer
    x = 1,530,199.98

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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.