Home / 1,884,347.48-2,824,810.86-685,422.38

Finding the Fourth Proportional to 1,884,347.48, 2,824,810.86 and 685,422.38

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Solution

The fourth proportional to 1,884,347.48, 2,824,810.86 and 685,422.38 is: 1,027,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,347.48 : 2,824,810.86 = 685,422.38 : x
  2. Step 2: Convert to fraction form
    1,884,347.48/2,824,810.86 = 685,422.38/x
  3. Step 3: Cross multiply
    1,884,347.48x = 2,824,810.86 × 685,422.38
  4. Step 4: Simplify right side
    1,884,347.48x = 1,936,188,582,711.05
  5. Step 5: Solve for x
    x = 1,936,188,582,711.05/1,884,347.48
  6. Step 6: Final answer
    x = 1,027,511.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.