Home / 1,431,581.88-2,145,797.46-589,674.36

Finding the Fourth Proportional to 1,431,581.88, 2,145,797.46 and 589,674.36

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Solution

The fourth proportional to 1,431,581.88, 2,145,797.46 and 589,674.36 is: 883,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,581.88 : 2,145,797.46 = 589,674.36 : x
  2. Step 2: Convert to fraction form
    1,431,581.88/2,145,797.46 = 589,674.36/x
  3. Step 3: Cross multiply
    1,431,581.88x = 2,145,797.46 × 589,674.36
  4. Step 4: Simplify right side
    1,431,581.88x = 1,265,321,743,915.13
  5. Step 5: Solve for x
    x = 1,265,321,743,915.13/1,431,581.88
  6. Step 6: Final answer
    x = 883,862.64

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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.