Home / 1,588,720.21-2,383,059.58-390,652.90

Finding the Fourth Proportional to 1,588,720.21, 2,383,059.58 and 390,652.90

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Solution

The fourth proportional to 1,588,720.21, 2,383,059.58 and 390,652.90 is: 585,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,720.21 : 2,383,059.58 = 390,652.90 : x
  2. Step 2: Convert to fraction form
    1,588,720.21/2,383,059.58 = 390,652.90/x
  3. Step 3: Cross multiply
    1,588,720.21x = 2,383,059.58 × 390,652.90
  4. Step 4: Simplify right side
    1,588,720.21x = 930,949,128,865.50
  5. Step 5: Solve for x
    x = 930,949,128,865.50/1,588,720.21
  6. Step 6: Final answer
    x = 585,974.25

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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.