Home / 1,883,256.80-2,824,885.20-685,218.20

Finding the Fourth Proportional to 1,883,256.80, 2,824,885.20 and 685,218.20

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Solution

The fourth proportional to 1,883,256.80, 2,824,885.20 and 685,218.20 is: 1,027,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,256.80 : 2,824,885.20 = 685,218.20 : x
  2. Step 2: Convert to fraction form
    1,883,256.80/2,824,885.20 = 685,218.20/x
  3. Step 3: Cross multiply
    1,883,256.80x = 2,824,885.20 × 685,218.20
  4. Step 4: Simplify right side
    1,883,256.80x = 1,935,662,751,950.64
  5. Step 5: Solve for x
    x = 1,935,662,751,950.64/1,883,256.80
  6. Step 6: Final answer
    x = 1,027,827.30

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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.