Home / 1,011,357.91-1,395,716.33-581,638.37

Finding the Fourth Proportional to 1,011,357.91, 1,395,716.33 and 581,638.37

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Solution

The fourth proportional to 1,011,357.91, 1,395,716.33 and 581,638.37 is: 802,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,357.91 : 1,395,716.33 = 581,638.37 : x
  2. Step 2: Convert to fraction form
    1,011,357.91/1,395,716.33 = 581,638.37/x
  3. Step 3: Cross multiply
    1,011,357.91x = 1,395,716.33 × 581,638.37
  4. Step 4: Simplify right side
    1,011,357.91x = 811,802,171,744.68
  5. Step 5: Solve for x
    x = 811,802,171,744.68/1,011,357.91
  6. Step 6: Final answer
    x = 802,685.35

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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.