Home / 1,011,379.74-1,395,744.39-581,659.62

Finding the Fourth Proportional to 1,011,379.74, 1,395,744.39 and 581,659.62

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Solution

The fourth proportional to 1,011,379.74, 1,395,744.39 and 581,659.62 is: 802,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,379.74 : 1,395,744.39 = 581,659.62 : x
  2. Step 2: Convert to fraction form
    1,011,379.74/1,395,744.39 = 581,659.62/x
  3. Step 3: Cross multiply
    1,011,379.74x = 1,395,744.39 × 581,659.62
  4. Step 4: Simplify right side
    1,011,379.74x = 811,848,151,504.53
  5. Step 5: Solve for x
    x = 811,848,151,504.53/1,011,379.74
  6. Step 6: Final answer
    x = 802,713.48

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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.