Home / 1,673,190.20-2,515,034.10-1,641,697.40

Finding the Fourth Proportional to 1,673,190.20, 2,515,034.10 and 1,641,697.40

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Solution

The fourth proportional to 1,673,190.20, 2,515,034.10 and 1,641,697.40 is: 2,467,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,190.20 : 2,515,034.10 = 1,641,697.40 : x
  2. Step 2: Convert to fraction form
    1,673,190.20/2,515,034.10 = 1,641,697.40/x
  3. Step 3: Cross multiply
    1,673,190.20x = 2,515,034.10 × 1,641,697.40
  4. Step 4: Simplify right side
    1,673,190.20x = 4,128,924,942,881.34
  5. Step 5: Solve for x
    x = 4,128,924,942,881.34/1,673,190.20
  6. Step 6: Final answer
    x = 2,467,696.11

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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.