Home / 1,183,612.96-1,775,432.40-342,172

Finding the Fourth Proportional to 1,183,612.96, 1,775,432.40 and 342,172

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Solution

The fourth proportional to 1,183,612.96, 1,775,432.40 and 342,172 is: 513,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,612.96 : 1,775,432.40 = 342,172 : x
  2. Step 2: Convert to fraction form
    1,183,612.96/1,775,432.40 = 342,172/x
  3. Step 3: Cross multiply
    1,183,612.96x = 1,775,432.40 × 342,172
  4. Step 4: Simplify right side
    1,183,612.96x = 607,503,255,172.80
  5. Step 5: Solve for x
    x = 607,503,255,172.80/1,183,612.96
  6. Step 6: Final answer
    x = 513,261.75

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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.