Home / 1,519,825.56-2,097,015.93-907,858.55

Finding the Fourth Proportional to 1,519,825.56, 2,097,015.93 and 907,858.55

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Solution

The fourth proportional to 1,519,825.56, 2,097,015.93 and 907,858.55 is: 1,252,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,825.56 : 2,097,015.93 = 907,858.55 : x
  2. Step 2: Convert to fraction form
    1,519,825.56/2,097,015.93 = 907,858.55/x
  3. Step 3: Cross multiply
    1,519,825.56x = 2,097,015.93 × 907,858.55
  4. Step 4: Simplify right side
    1,519,825.56x = 1,903,793,831,051.62
  5. Step 5: Solve for x
    x = 1,903,793,831,051.62/1,519,825.56
  6. Step 6: Final answer
    x = 1,252,639.70

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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.