Home / 1,857,099.80-2,561,709.20-1,167,679.03

Finding the Fourth Proportional to 1,857,099.80, 2,561,709.20 and 1,167,679.03

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Solution

The fourth proportional to 1,857,099.80, 2,561,709.20 and 1,167,679.03 is: 1,610,712.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,099.80 : 2,561,709.20 = 1,167,679.03 : x
  2. Step 2: Convert to fraction form
    1,857,099.80/2,561,709.20 = 1,167,679.03/x
  3. Step 3: Cross multiply
    1,857,099.80x = 2,561,709.20 × 1,167,679.03
  4. Step 4: Simplify right side
    1,857,099.80x = 2,991,254,113,798.08
  5. Step 5: Solve for x
    x = 2,991,254,113,798.08/1,857,099.80
  6. Step 6: Final answer
    x = 1,610,712.64

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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.