Home / 1,439,132.23-2,158,304.28-540,504.46

Finding the Fourth Proportional to 1,439,132.23, 2,158,304.28 and 540,504.46

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Solution

The fourth proportional to 1,439,132.23, 2,158,304.28 and 540,504.46 is: 810,608.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,132.23 : 2,158,304.28 = 540,504.46 : x
  2. Step 2: Convert to fraction form
    1,439,132.23/2,158,304.28 = 540,504.46/x
  3. Step 3: Cross multiply
    1,439,132.23x = 2,158,304.28 × 540,504.46
  4. Step 4: Simplify right side
    1,439,132.23x = 1,166,573,089,377.09
  5. Step 5: Solve for x
    x = 1,166,573,089,377.09/1,439,132.23
  6. Step 6: Final answer
    x = 810,608.69

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1.5x scale

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.