Home / 1,362,080.61-1,879,671.13-789,452.92

Finding the Fourth Proportional to 1,362,080.61, 1,879,671.13 and 789,452.92

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Solution

The fourth proportional to 1,362,080.61, 1,879,671.13 and 789,452.92 is: 1,089,444.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,080.61 : 1,879,671.13 = 789,452.92 : x
  2. Step 2: Convert to fraction form
    1,362,080.61/1,879,671.13 = 789,452.92/x
  3. Step 3: Cross multiply
    1,362,080.61x = 1,879,671.13 × 789,452.92
  4. Step 4: Simplify right side
    1,362,080.61x = 1,483,911,862,218.20
  5. Step 5: Solve for x
    x = 1,483,911,862,218.20/1,362,080.61
  6. Step 6: Final answer
    x = 1,089,444.96

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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.