Home / 1,298,447.37-1,956,533.90-1,066,975.29

Finding the Fourth Proportional to 1,298,447.37, 1,956,533.90 and 1,066,975.29

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Solution

The fourth proportional to 1,298,447.37, 1,956,533.90 and 1,066,975.29 is: 1,607,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,447.37 : 1,956,533.90 = 1,066,975.29 : x
  2. Step 2: Convert to fraction form
    1,298,447.37/1,956,533.90 = 1,066,975.29/x
  3. Step 3: Cross multiply
    1,298,447.37x = 1,956,533.90 × 1,066,975.29
  4. Step 4: Simplify right side
    1,298,447.37x = 2,087,573,310,229.79
  5. Step 5: Solve for x
    x = 2,087,573,310,229.79/1,298,447.37
  6. Step 6: Final answer
    x = 1,607,745.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.