Home / 4,089,428.06-5,643,337.32-2,228,860.31

Finding the Fourth Proportional to 4,089,428.06, 5,643,337.32 and 2,228,860.31

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Solution

The fourth proportional to 4,089,428.06, 5,643,337.32 and 2,228,860.31 is: 3,075,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,428.06 : 5,643,337.32 = 2,228,860.31 : x
  2. Step 2: Convert to fraction form
    4,089,428.06/5,643,337.32 = 2,228,860.31/x
  3. Step 3: Cross multiply
    4,089,428.06x = 5,643,337.32 × 2,228,860.31
  4. Step 4: Simplify right side
    4,089,428.06x = 12,578,210,568,489.77
  5. Step 5: Solve for x
    x = 12,578,210,568,489.77/4,089,428.06
  6. Step 6: Final answer
    x = 3,075,787.22

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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.