Home / 2,628,194.40-3,943,603.80-1,491,829.20

Finding the Fourth Proportional to 2,628,194.40, 3,943,603.80 and 1,491,829.20

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Solution

The fourth proportional to 2,628,194.40, 3,943,603.80 and 1,491,829.20 is: 2,238,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,194.40 : 3,943,603.80 = 1,491,829.20 : x
  2. Step 2: Convert to fraction form
    2,628,194.40/3,943,603.80 = 1,491,829.20/x
  3. Step 3: Cross multiply
    2,628,194.40x = 3,943,603.80 × 1,491,829.20
  4. Step 4: Simplify right side
    2,628,194.40x = 5,883,183,302,070.96
  5. Step 5: Solve for x
    x = 5,883,183,302,070.96/2,628,194.40
  6. Step 6: Final answer
    x = 2,238,488.64

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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.