Home / 1,362,080.63-1,879,671.18-789,452.96

Finding the Fourth Proportional to 1,362,080.63, 1,879,671.18 and 789,452.96

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Solution

The fourth proportional to 1,362,080.63, 1,879,671.18 and 789,452.96 is: 1,089,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,080.63 : 1,879,671.18 = 789,452.96 : x
  2. Step 2: Convert to fraction form
    1,362,080.63/1,879,671.18 = 789,452.96/x
  3. Step 3: Cross multiply
    1,362,080.63x = 1,879,671.18 × 789,452.96
  4. Step 4: Simplify right side
    1,362,080.63x = 1,483,911,970,439.79
  5. Step 5: Solve for x
    x = 1,483,911,970,439.79/1,362,080.63
  6. Step 6: Final answer
    x = 1,089,445.03

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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.