Home / 1,028,147.28-1,418,848.08-575,525.76

Finding the Fourth Proportional to 1,028,147.28, 1,418,848.08 and 575,525.76

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Solution

The fourth proportional to 1,028,147.28, 1,418,848.08 and 575,525.76 is: 794,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,147.28 : 1,418,848.08 = 575,525.76 : x
  2. Step 2: Convert to fraction form
    1,028,147.28/1,418,848.08 = 575,525.76/x
  3. Step 3: Cross multiply
    1,028,147.28x = 1,418,848.08 × 575,525.76
  4. Step 4: Simplify right side
    1,028,147.28x = 816,583,619,566.54
  5. Step 5: Solve for x
    x = 816,583,619,566.54/1,028,147.28
  6. Step 6: Final answer
    x = 794,228.25

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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.