Home / 1,588,730.10-2,383,074.38-390,662.80

Finding the Fourth Proportional to 1,588,730.10, 2,383,074.38 and 390,662.80

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Solution

The fourth proportional to 1,588,730.10, 2,383,074.38 and 390,662.80 is: 585,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,730.10 : 2,383,074.38 = 390,662.80 : x
  2. Step 2: Convert to fraction form
    1,588,730.10/2,383,074.38 = 390,662.80/x
  3. Step 3: Cross multiply
    1,588,730.10x = 2,383,074.38 × 390,662.80
  4. Step 4: Simplify right side
    1,588,730.10x = 930,978,509,899.06
  5. Step 5: Solve for x
    x = 930,978,509,899.06/1,588,730.10
  6. Step 6: Final answer
    x = 585,989.09

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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.