Home / 1,485,539.79-2,228,629.53-460,849.32

Finding the Fourth Proportional to 1,485,539.79, 2,228,629.53 and 460,849.32

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Solution

The fourth proportional to 1,485,539.79, 2,228,629.53 and 460,849.32 is: 691,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,539.79 : 2,228,629.53 = 460,849.32 : x
  2. Step 2: Convert to fraction form
    1,485,539.79/2,228,629.53 = 460,849.32/x
  3. Step 3: Cross multiply
    1,485,539.79x = 2,228,629.53 × 460,849.32
  4. Step 4: Simplify right side
    1,485,539.79x = 1,027,062,403,432.42
  5. Step 5: Solve for x
    x = 1,027,062,403,432.42/1,485,539.79
  6. Step 6: Final answer
    x = 691,373.20

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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.