Home / 1,351,458.02-1,864,201.20-892,573.50

Finding the Fourth Proportional to 1,351,458.02, 1,864,201.20 and 892,573.50

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Solution

The fourth proportional to 1,351,458.02, 1,864,201.20 and 892,573.50 is: 1,231,215.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,458.02 : 1,864,201.20 = 892,573.50 : x
  2. Step 2: Convert to fraction form
    1,351,458.02/1,864,201.20 = 892,573.50/x
  3. Step 3: Cross multiply
    1,351,458.02x = 1,864,201.20 × 892,573.50
  4. Step 4: Simplify right side
    1,351,458.02x = 1,663,936,589,788.20
  5. Step 5: Solve for x
    x = 1,663,936,589,788.20/1,351,458.02
  6. Step 6: Final answer
    x = 1,231,215.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.