Home / 1,646,080.01-2,271,152.35-1,129,991.75

Finding the Fourth Proportional to 1,646,080.01, 2,271,152.35 and 1,129,991.75

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Solution

The fourth proportional to 1,646,080.01, 2,271,152.35 and 1,129,991.75 is: 1,559,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,080.01 : 2,271,152.35 = 1,129,991.75 : x
  2. Step 2: Convert to fraction form
    1,646,080.01/2,271,152.35 = 1,129,991.75/x
  3. Step 3: Cross multiply
    1,646,080.01x = 2,271,152.35 × 1,129,991.75
  4. Step 4: Simplify right side
    1,646,080.01x = 2,566,383,418,493.11
  5. Step 5: Solve for x
    x = 2,566,383,418,493.11/1,646,080.01
  6. Step 6: Final answer
    x = 1,559,087.90

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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.