Home / 1,551,903.44-2,141,606.12-872,839.94

Finding the Fourth Proportional to 1,551,903.44, 2,141,606.12 and 872,839.94

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Solution

The fourth proportional to 1,551,903.44, 2,141,606.12 and 872,839.94 is: 1,204,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,903.44 : 2,141,606.12 = 872,839.94 : x
  2. Step 2: Convert to fraction form
    1,551,903.44/2,141,606.12 = 872,839.94/x
  3. Step 3: Cross multiply
    1,551,903.44x = 2,141,606.12 × 872,839.94
  4. Step 4: Simplify right side
    1,551,903.44x = 1,869,279,342,212.20
  5. Step 5: Solve for x
    x = 1,869,279,342,212.20/1,551,903.44
  6. Step 6: Final answer
    x = 1,204,507.51

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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.