Home / 1,588,056.28-2,380,745.08-688,820.96

Finding the Fourth Proportional to 1,588,056.28, 2,380,745.08 and 688,820.96

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Solution

The fourth proportional to 1,588,056.28, 2,380,745.08 and 688,820.96 is: 1,032,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,056.28 : 2,380,745.08 = 688,820.96 : x
  2. Step 2: Convert to fraction form
    1,588,056.28/2,380,745.08 = 688,820.96/x
  3. Step 3: Cross multiply
    1,588,056.28x = 2,380,745.08 × 688,820.96
  4. Step 4: Simplify right side
    1,588,056.28x = 1,639,907,111,520.88
  5. Step 5: Solve for x
    x = 1,639,907,111,520.88/1,588,056.28
  6. Step 6: Final answer
    x = 1,032,650.50

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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.