Home / 983,971.48-1,476,423.78-585,399.64

Finding the Fourth Proportional to 983,971.48, 1,476,423.78 and 585,399.64

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Solution

The fourth proportional to 983,971.48, 1,476,423.78 and 585,399.64 is: 878,377.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,971.48 : 1,476,423.78 = 585,399.64 : x
  2. Step 2: Convert to fraction form
    983,971.48/1,476,423.78 = 585,399.64/x
  3. Step 3: Cross multiply
    983,971.48x = 1,476,423.78 × 585,399.64
  4. Step 4: Simplify right side
    983,971.48x = 864,297,949,299.44
  5. Step 5: Solve for x
    x = 864,297,949,299.44/983,971.48
  6. Step 6: Final answer
    x = 878,377.03

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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.