Home / 1,413,513.64-1,950,647.32-768,932.29

Finding the Fourth Proportional to 1,413,513.64, 1,950,647.32 and 768,932.29

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Solution

The fourth proportional to 1,413,513.64, 1,950,647.32 and 768,932.29 is: 1,061,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,513.64 : 1,950,647.32 = 768,932.29 : x
  2. Step 2: Convert to fraction form
    1,413,513.64/1,950,647.32 = 768,932.29/x
  3. Step 3: Cross multiply
    1,413,513.64x = 1,950,647.32 × 768,932.29
  4. Step 4: Simplify right side
    1,413,513.64x = 1,499,915,709,824.19
  5. Step 5: Solve for x
    x = 1,499,915,709,824.19/1,413,513.64
  6. Step 6: Final answer
    x = 1,061,125.75

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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.