Home / 1,857,100.80-2,561,710.58-1,167,680.03

Finding the Fourth Proportional to 1,857,100.80, 2,561,710.58 and 1,167,680.03

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Solution

The fourth proportional to 1,857,100.80, 2,561,710.58 and 1,167,680.03 is: 1,610,714.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,100.80 : 2,561,710.58 = 1,167,680.03 : x
  2. Step 2: Convert to fraction form
    1,857,100.80/2,561,710.58 = 1,167,680.03/x
  3. Step 3: Cross multiply
    1,857,100.80x = 2,561,710.58 × 1,167,680.03
  4. Step 4: Simplify right side
    1,857,100.80x = 2,991,258,286,905.72
  5. Step 5: Solve for x
    x = 2,991,258,286,905.72/1,857,100.80
  6. Step 6: Final answer
    x = 1,610,714.02

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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.