Home / 1,142,428.80-1,713,643.20-582,556.80

Finding the Fourth Proportional to 1,142,428.80, 1,713,643.20 and 582,556.80

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Solution

The fourth proportional to 1,142,428.80, 1,713,643.20 and 582,556.80 is: 873,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,428.80 : 1,713,643.20 = 582,556.80 : x
  2. Step 2: Convert to fraction form
    1,142,428.80/1,713,643.20 = 582,556.80/x
  3. Step 3: Cross multiply
    1,142,428.80x = 1,713,643.20 × 582,556.80
  4. Step 4: Simplify right side
    1,142,428.80x = 998,294,498,933.76
  5. Step 5: Solve for x
    x = 998,294,498,933.76/1,142,428.80
  6. Step 6: Final answer
    x = 873,835.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.