Home / 1,534,396.50-2,117,467.31-855,333

Finding the Fourth Proportional to 1,534,396.50, 2,117,467.31 and 855,333

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Solution

The fourth proportional to 1,534,396.50, 2,117,467.31 and 855,333 is: 1,180,359.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,396.50 : 2,117,467.31 = 855,333 : x
  2. Step 2: Convert to fraction form
    1,534,396.50/2,117,467.31 = 855,333/x
  3. Step 3: Cross multiply
    1,534,396.50x = 2,117,467.31 × 855,333
  4. Step 4: Simplify right side
    1,534,396.50x = 1,811,139,662,387.57
  5. Step 5: Solve for x
    x = 1,811,139,662,387.57/1,534,396.50
  6. Step 6: Final answer
    x = 1,180,359.62

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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.