Home / 1,330,606.58-1,836,237.84-718,759.34

Finding the Fourth Proportional to 1,330,606.58, 1,836,237.84 and 718,759.34

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Solution

The fourth proportional to 1,330,606.58, 1,836,237.84 and 718,759.34 is: 991,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,606.58 : 1,836,237.84 = 718,759.34 : x
  2. Step 2: Convert to fraction form
    1,330,606.58/1,836,237.84 = 718,759.34/x
  3. Step 3: Cross multiply
    1,330,606.58x = 1,836,237.84 × 718,759.34
  4. Step 4: Simplify right side
    1,330,606.58x = 1,319,813,097,961.43
  5. Step 5: Solve for x
    x = 1,319,813,097,961.43/1,330,606.58
  6. Step 6: Final answer
    x = 991,888.30

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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.