Home / 1,037,584.60-1,555,512.90-439,005.40

Finding the Fourth Proportional to 1,037,584.60, 1,555,512.90 and 439,005.40

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Solution

The fourth proportional to 1,037,584.60, 1,555,512.90 and 439,005.40 is: 658,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,584.60 : 1,555,512.90 = 439,005.40 : x
  2. Step 2: Convert to fraction form
    1,037,584.60/1,555,512.90 = 439,005.40/x
  3. Step 3: Cross multiply
    1,037,584.60x = 1,555,512.90 × 439,005.40
  4. Step 4: Simplify right side
    1,037,584.60x = 682,878,562,869.66
  5. Step 5: Solve for x
    x = 682,878,562,869.66/1,037,584.60
  6. Step 6: Final answer
    x = 658,142.54

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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.