Home / 2,628,902.40-3,943,924.02-807,273.56

Finding the Fourth Proportional to 2,628,902.40, 3,943,924.02 and 807,273.56

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Solution

The fourth proportional to 2,628,902.40, 3,943,924.02 and 807,273.56 is: 1,211,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,902.40 : 3,943,924.02 = 807,273.56 : x
  2. Step 2: Convert to fraction form
    2,628,902.40/3,943,924.02 = 807,273.56/x
  3. Step 3: Cross multiply
    2,628,902.40x = 3,943,924.02 × 807,273.56
  4. Step 4: Simplify right side
    2,628,902.40x = 3,183,825,583,994.91
  5. Step 5: Solve for x
    x = 3,183,825,583,994.91/2,628,902.40
  6. Step 6: Final answer
    x = 1,211,085.50

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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.