Home / 2,129,504.22-2,938,700.61-1,162,634.48

Finding the Fourth Proportional to 2,129,504.22, 2,938,700.61 and 1,162,634.48

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Solution

The fourth proportional to 2,129,504.22, 2,938,700.61 and 1,162,634.48 is: 1,604,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,504.22 : 2,938,700.61 = 1,162,634.48 : x
  2. Step 2: Convert to fraction form
    2,129,504.22/2,938,700.61 = 1,162,634.48/x
  3. Step 3: Cross multiply
    2,129,504.22x = 2,938,700.61 × 1,162,634.48
  4. Step 4: Simplify right side
    2,129,504.22x = 3,416,634,655,583.03
  5. Step 5: Solve for x
    x = 3,416,634,655,583.03/2,129,504.22
  6. Step 6: Final answer
    x = 1,604,427.28

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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.