Home / 1,662,825.51-2,494,240.39-400,653.14

Finding the Fourth Proportional to 1,662,825.51, 2,494,240.39 and 400,653.14

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Solution

The fourth proportional to 1,662,825.51, 2,494,240.39 and 400,653.14 is: 600,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,825.51 : 2,494,240.39 = 400,653.14 : x
  2. Step 2: Convert to fraction form
    1,662,825.51/2,494,240.39 = 400,653.14/x
  3. Step 3: Cross multiply
    1,662,825.51x = 2,494,240.39 × 400,653.14
  4. Step 4: Simplify right side
    1,662,825.51x = 999,325,232,197.94
  5. Step 5: Solve for x
    x = 999,325,232,197.94/1,662,825.51
  6. Step 6: Final answer
    x = 600,980.21

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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.