Home / 1,392,758.04-2,089,186.56-446,005.72

Finding the Fourth Proportional to 1,392,758.04, 2,089,186.56 and 446,005.72

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Solution

The fourth proportional to 1,392,758.04, 2,089,186.56 and 446,005.72 is: 669,024.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,758.04 : 2,089,186.56 = 446,005.72 : x
  2. Step 2: Convert to fraction form
    1,392,758.04/2,089,186.56 = 446,005.72/x
  3. Step 3: Cross multiply
    1,392,758.04x = 2,089,186.56 × 446,005.72
  4. Step 4: Simplify right side
    1,392,758.04x = 931,789,155,907.12
  5. Step 5: Solve for x
    x = 931,789,155,907.12/1,392,758.04
  6. Step 6: Final answer
    x = 669,024.43

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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.