Home / 1,582,537.45-2,183,898.75-857,403.19

Finding the Fourth Proportional to 1,582,537.45, 2,183,898.75 and 857,403.19

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Solution

The fourth proportional to 1,582,537.45, 2,183,898.75 and 857,403.19 is: 1,183,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,537.45 : 2,183,898.75 = 857,403.19 : x
  2. Step 2: Convert to fraction form
    1,582,537.45/2,183,898.75 = 857,403.19/x
  3. Step 3: Cross multiply
    1,582,537.45x = 2,183,898.75 × 857,403.19
  4. Step 4: Simplify right side
    1,582,537.45x = 1,872,481,754,887.01
  5. Step 5: Solve for x
    x = 1,872,481,754,887.01/1,582,537.45
  6. Step 6: Final answer
    x = 1,183,214.81

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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.