Home / 1,892,369.55-2,611,080.14-1,087,398.03

Finding the Fourth Proportional to 1,892,369.55, 2,611,080.14 and 1,087,398.03

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Solution

The fourth proportional to 1,892,369.55, 2,611,080.14 and 1,087,398.03 is: 1,500,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,369.55 : 2,611,080.14 = 1,087,398.03 : x
  2. Step 2: Convert to fraction form
    1,892,369.55/2,611,080.14 = 1,087,398.03/x
  3. Step 3: Cross multiply
    1,892,369.55x = 2,611,080.14 × 1,087,398.03
  4. Step 4: Simplify right side
    1,892,369.55x = 2,839,283,400,408.12
  5. Step 5: Solve for x
    x = 2,839,283,400,408.12/1,892,369.55
  6. Step 6: Final answer
    x = 1,500,385.27

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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.