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Finding the Fourth Proportional to 3,749,346, 5,624,978.04 and 1,089,954

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Solution

The fourth proportional to 3,749,346, 5,624,978.04 and 1,089,954 is: 1,635,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749,346 : 5,624,978.04 = 1,089,954 : x
  2. Step 2: Convert to fraction form
    3,749,346/5,624,978.04 = 1,089,954/x
  3. Step 3: Cross multiply
    3,749,346x = 5,624,978.04 × 1,089,954
  4. Step 4: Simplify right side
    3,749,346x = 6,130,967,314,610.16
  5. Step 5: Solve for x
    x = 6,130,967,314,610.16/3,749,346
  6. Step 6: Final answer
    x = 1,635,209.80

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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.