Home / 1,661,459.29-2,293,240.38-1,082,126.02

Finding the Fourth Proportional to 1,661,459.29, 2,293,240.38 and 1,082,126.02

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Solution

The fourth proportional to 1,661,459.29, 2,293,240.38 and 1,082,126.02 is: 1,493,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,459.29 : 2,293,240.38 = 1,082,126.02 : x
  2. Step 2: Convert to fraction form
    1,661,459.29/2,293,240.38 = 1,082,126.02/x
  3. Step 3: Cross multiply
    1,661,459.29x = 2,293,240.38 × 1,082,126.02
  4. Step 4: Simplify right side
    1,661,459.29x = 2,481,575,085,312.69
  5. Step 5: Solve for x
    x = 2,481,575,085,312.69/1,661,459.29
  6. Step 6: Final answer
    x = 1,493,611.73

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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.