Home / 1,663,245.17-2,294,754.40-1,017,992.69

Finding the Fourth Proportional to 1,663,245.17, 2,294,754.40 and 1,017,992.69

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Solution

The fourth proportional to 1,663,245.17, 2,294,754.40 and 1,017,992.69 is: 1,404,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,245.17 : 2,294,754.40 = 1,017,992.69 : x
  2. Step 2: Convert to fraction form
    1,663,245.17/2,294,754.40 = 1,017,992.69/x
  3. Step 3: Cross multiply
    1,663,245.17x = 2,294,754.40 × 1,017,992.69
  4. Step 4: Simplify right side
    1,663,245.17x = 2,336,043,199,455.37
  5. Step 5: Solve for x
    x = 2,336,043,199,455.37/1,663,245.17
  6. Step 6: Final answer
    x = 1,404,509.23

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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.