Home / 1,150,408.90-1,725,597.15-519,321.70

Finding the Fourth Proportional to 1,150,408.90, 1,725,597.15 and 519,321.70

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Solution

The fourth proportional to 1,150,408.90, 1,725,597.15 and 519,321.70 is: 778,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,408.90 : 1,725,597.15 = 519,321.70 : x
  2. Step 2: Convert to fraction form
    1,150,408.90/1,725,597.15 = 519,321.70/x
  3. Step 3: Cross multiply
    1,150,408.90x = 1,725,597.15 × 519,321.70
  4. Step 4: Simplify right side
    1,150,408.90x = 896,140,045,453.16
  5. Step 5: Solve for x
    x = 896,140,045,453.16/1,150,408.90
  6. Step 6: Final answer
    x = 778,975.24

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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.