Home / 1,639,393.04-2,262,357.99-914,241.56

Finding the Fourth Proportional to 1,639,393.04, 2,262,357.99 and 914,241.56

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Solution

The fourth proportional to 1,639,393.04, 2,262,357.99 and 914,241.56 is: 1,261,650.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,393.04 : 2,262,357.99 = 914,241.56 : x
  2. Step 2: Convert to fraction form
    1,639,393.04/2,262,357.99 = 914,241.56/x
  3. Step 3: Cross multiply
    1,639,393.04x = 2,262,357.99 × 914,241.56
  4. Step 4: Simplify right side
    1,639,393.04x = 2,068,341,686,744.27
  5. Step 5: Solve for x
    x = 2,068,341,686,744.27/1,639,393.04
  6. Step 6: Final answer
    x = 1,261,650.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.