Home / 1,582,539.93-2,183,907.22-857,387.68

Finding the Fourth Proportional to 1,582,539.93, 2,183,907.22 and 857,387.68

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Solution

The fourth proportional to 1,582,539.93, 2,183,907.22 and 857,387.68 is: 1,183,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,539.93 : 2,183,907.22 = 857,387.68 : x
  2. Step 2: Convert to fraction form
    1,582,539.93/2,183,907.22 = 857,387.68/x
  3. Step 3: Cross multiply
    1,582,539.93x = 2,183,907.22 × 857,387.68
  4. Step 4: Simplify right side
    1,582,539.93x = 1,872,455,149,372.29
  5. Step 5: Solve for x
    x = 1,872,455,149,372.29/1,582,539.93
  6. Step 6: Final answer
    x = 1,183,196.15

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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.