Home / 1,281,911.96-1,922,721.06-335,374.04

Finding the Fourth Proportional to 1,281,911.96, 1,922,721.06 and 335,374.04

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Solution

The fourth proportional to 1,281,911.96, 1,922,721.06 and 335,374.04 is: 503,022.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,911.96 : 1,922,721.06 = 335,374.04 : x
  2. Step 2: Convert to fraction form
    1,281,911.96/1,922,721.06 = 335,374.04/x
  3. Step 3: Cross multiply
    1,281,911.96x = 1,922,721.06 × 335,374.04
  4. Step 4: Simplify right side
    1,281,911.96x = 644,830,729,685.28
  5. Step 5: Solve for x
    x = 644,830,729,685.28/1,281,911.96
  6. Step 6: Final answer
    x = 503,022.63

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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.