Home / 3,480,966.75-5,222,519.14-1,661,653.23

Finding the Fourth Proportional to 3,480,966.75, 5,222,519.14 and 1,661,653.23

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Solution

The fourth proportional to 3,480,966.75, 5,222,519.14 and 1,661,653.23 is: 2,492,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,966.75 : 5,222,519.14 = 1,661,653.23 : x
  2. Step 2: Convert to fraction form
    3,480,966.75/5,222,519.14 = 1,661,653.23/x
  3. Step 3: Cross multiply
    3,480,966.75x = 5,222,519.14 × 1,661,653.23
  4. Step 4: Simplify right side
    3,480,966.75x = 8,678,015,771,605.23
  5. Step 5: Solve for x
    x = 8,678,015,771,605.23/3,480,966.75
  6. Step 6: Final answer
    x = 2,492,990.13

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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.