Home / 2,787,035.36-4,179,550.56-964,905.56

Finding the Fourth Proportional to 2,787,035.36, 4,179,550.56 and 964,905.56

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Solution

The fourth proportional to 2,787,035.36, 4,179,550.56 and 964,905.56 is: 1,447,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,035.36 : 4,179,550.56 = 964,905.56 : x
  2. Step 2: Convert to fraction form
    2,787,035.36/4,179,550.56 = 964,905.56/x
  3. Step 3: Cross multiply
    2,787,035.36x = 4,179,550.56 × 964,905.56
  4. Step 4: Simplify right side
    2,787,035.36x = 4,032,871,573,645.11
  5. Step 5: Solve for x
    x = 4,032,871,573,645.11/2,787,035.36
  6. Step 6: Final answer
    x = 1,447,011.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.