Home / 1,903,408.56-2,627,538.36-1,332,686.64

Finding the Fourth Proportional to 1,903,408.56, 2,627,538.36 and 1,332,686.64

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Solution

The fourth proportional to 1,903,408.56, 2,627,538.36 and 1,332,686.64 is: 1,839,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,408.56 : 2,627,538.36 = 1,332,686.64 : x
  2. Step 2: Convert to fraction form
    1,903,408.56/2,627,538.36 = 1,332,686.64/x
  3. Step 3: Cross multiply
    1,903,408.56x = 2,627,538.36 × 1,332,686.64
  4. Step 4: Simplify right side
    1,903,408.56x = 3,501,685,268,459.51
  5. Step 5: Solve for x
    x = 3,501,685,268,459.51/1,903,408.56
  6. Step 6: Final answer
    x = 1,839,691.88

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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.