Home / 1,582,076.47-2,183,152.19-928,729.02

Finding the Fourth Proportional to 1,582,076.47, 2,183,152.19 and 928,729.02

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Solution

The fourth proportional to 1,582,076.47, 2,183,152.19 and 928,729.02 is: 1,281,579.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,076.47 : 2,183,152.19 = 928,729.02 : x
  2. Step 2: Convert to fraction form
    1,582,076.47/2,183,152.19 = 928,729.02/x
  3. Step 3: Cross multiply
    1,582,076.47x = 2,183,152.19 × 928,729.02
  4. Step 4: Simplify right side
    1,582,076.47x = 2,027,556,789,285.91
  5. Step 5: Solve for x
    x = 2,027,556,789,285.91/1,582,076.47
  6. Step 6: Final answer
    x = 1,281,579.51

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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.