Home / 1,028,030.22-1,419,430.12-825,196.92

Finding the Fourth Proportional to 1,028,030.22, 1,419,430.12 and 825,196.92

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Solution

The fourth proportional to 1,028,030.22, 1,419,430.12 and 825,196.92 is: 1,139,372.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,030.22 : 1,419,430.12 = 825,196.92 : x
  2. Step 2: Convert to fraction form
    1,028,030.22/1,419,430.12 = 825,196.92/x
  3. Step 3: Cross multiply
    1,028,030.22x = 1,419,430.12 × 825,196.92
  4. Step 4: Simplify right side
    1,028,030.22x = 1,171,309,363,179.23
  5. Step 5: Solve for x
    x = 1,171,309,363,179.23/1,028,030.22
  6. Step 6: Final answer
    x = 1,139,372.50

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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.