Home / 1,529,467.39-2,294,507.36-856,505.71

Finding the Fourth Proportional to 1,529,467.39, 2,294,507.36 and 856,505.71

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Solution

The fourth proportional to 1,529,467.39, 2,294,507.36 and 856,505.71 is: 1,284,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,467.39 : 2,294,507.36 = 856,505.71 : x
  2. Step 2: Convert to fraction form
    1,529,467.39/2,294,507.36 = 856,505.71/x
  3. Step 3: Cross multiply
    1,529,467.39x = 2,294,507.36 × 856,505.71
  4. Step 4: Simplify right side
    1,529,467.39x = 1,965,258,655,477.03
  5. Step 5: Solve for x
    x = 1,965,258,655,477.03/1,529,467.39
  6. Step 6: Final answer
    x = 1,284,930.08

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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.