Home / 1,192,291.08-1,788,614.46-393,657

Finding the Fourth Proportional to 1,192,291.08, 1,788,614.46 and 393,657

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Solution

The fourth proportional to 1,192,291.08, 1,788,614.46 and 393,657 is: 590,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,291.08 : 1,788,614.46 = 393,657 : x
  2. Step 2: Convert to fraction form
    1,192,291.08/1,788,614.46 = 393,657/x
  3. Step 3: Cross multiply
    1,192,291.08x = 1,788,614.46 × 393,657
  4. Step 4: Simplify right side
    1,192,291.08x = 704,100,602,480.22
  5. Step 5: Solve for x
    x = 704,100,602,480.22/1,192,291.08
  6. Step 6: Final answer
    x = 590,544.22

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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.