Home / 1,909,340.82-2,634,800.13-1,049,937.30

Finding the Fourth Proportional to 1,909,340.82, 2,634,800.13 and 1,049,937.30

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Solution

The fourth proportional to 1,909,340.82, 2,634,800.13 and 1,049,937.30 is: 1,448,863.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,340.82 : 2,634,800.13 = 1,049,937.30 : x
  2. Step 2: Convert to fraction form
    1,909,340.82/2,634,800.13 = 1,049,937.30/x
  3. Step 3: Cross multiply
    1,909,340.82x = 2,634,800.13 × 1,049,937.30
  4. Step 4: Simplify right side
    1,909,340.82x = 2,766,374,934,531.85
  5. Step 5: Solve for x
    x = 2,766,374,934,531.85/1,909,340.82
  6. Step 6: Final answer
    x = 1,448,863.87

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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.