Home / 1,146,840.14-1,582,650.17-630,620.78

Finding the Fourth Proportional to 1,146,840.14, 1,582,650.17 and 630,620.78

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Solution

The fourth proportional to 1,146,840.14, 1,582,650.17 and 630,620.78 is: 870,262.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,840.14 : 1,582,650.17 = 630,620.78 : x
  2. Step 2: Convert to fraction form
    1,146,840.14/1,582,650.17 = 630,620.78/x
  3. Step 3: Cross multiply
    1,146,840.14x = 1,582,650.17 × 630,620.78
  4. Step 4: Simplify right side
    1,146,840.14x = 998,052,084,672.53
  5. Step 5: Solve for x
    x = 998,052,084,672.53/1,146,840.14
  6. Step 6: Final answer
    x = 870,262.60

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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.