Home / 4,089,377.53-5,642,563.75-2,457,189.36

Finding the Fourth Proportional to 4,089,377.53, 5,642,563.75 and 2,457,189.36

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Solution

The fourth proportional to 4,089,377.53, 5,642,563.75 and 2,457,189.36 is: 3,390,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,377.53 : 5,642,563.75 = 2,457,189.36 : x
  2. Step 2: Convert to fraction form
    4,089,377.53/5,642,563.75 = 2,457,189.36/x
  3. Step 3: Cross multiply
    4,089,377.53x = 5,642,563.75 × 2,457,189.36
  4. Step 4: Simplify right side
    4,089,377.53x = 13,864,847,619,746.39
  5. Step 5: Solve for x
    x = 13,864,847,619,746.39/4,089,377.53
  6. Step 6: Final answer
    x = 3,390,454.30

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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.