Home / 1,288,538.84-1,932,805.82-341,835.14

Finding the Fourth Proportional to 1,288,538.84, 1,932,805.82 and 341,835.14

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Solution

The fourth proportional to 1,288,538.84, 1,932,805.82 and 341,835.14 is: 512,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,538.84 : 1,932,805.82 = 341,835.14 : x
  2. Step 2: Convert to fraction form
    1,288,538.84/1,932,805.82 = 341,835.14/x
  3. Step 3: Cross multiply
    1,288,538.84x = 1,932,805.82 × 341,835.14
  4. Step 4: Simplify right side
    1,288,538.84x = 660,700,936,699.31
  5. Step 5: Solve for x
    x = 660,700,936,699.31/1,288,538.84
  6. Step 6: Final answer
    x = 512,752.06

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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.