Home / 1,299,289.40-1,948,933.14-352,799

Finding the Fourth Proportional to 1,299,289.40, 1,948,933.14 and 352,799

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Solution

The fourth proportional to 1,299,289.40, 1,948,933.14 and 352,799 is: 529,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,289.40 : 1,948,933.14 = 352,799 : x
  2. Step 2: Convert to fraction form
    1,299,289.40/1,948,933.14 = 352,799/x
  3. Step 3: Cross multiply
    1,299,289.40x = 1,948,933.14 × 352,799
  4. Step 4: Simplify right side
    1,299,289.40x = 687,581,662,858.86
  5. Step 5: Solve for x
    x = 687,581,662,858.86/1,299,289.40
  6. Step 6: Final answer
    x = 529,198.24

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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.