Home / 1,142,996.90-1,713,295.17-384,575.07

Finding the Fourth Proportional to 1,142,996.90, 1,713,295.17 and 384,575.07

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Solution

The fourth proportional to 1,142,996.90, 1,713,295.17 and 384,575.07 is: 576,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,996.90 : 1,713,295.17 = 384,575.07 : x
  2. Step 2: Convert to fraction form
    1,142,996.90/1,713,295.17 = 384,575.07/x
  3. Step 3: Cross multiply
    1,142,996.90x = 1,713,295.17 × 384,575.07
  4. Step 4: Simplify right side
    1,142,996.90x = 658,890,608,010.54
  5. Step 5: Solve for x
    x = 658,890,608,010.54/1,142,996.90
  6. Step 6: Final answer
    x = 576,458.79

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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.