Home / 3,645,504-5,030,743.68-2,118,470.40

Finding the Fourth Proportional to 3,645,504, 5,030,743.68 and 2,118,470.40

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Solution

The fourth proportional to 3,645,504, 5,030,743.68 and 2,118,470.40 is: 2,923,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,504 : 5,030,743.68 = 2,118,470.40 : x
  2. Step 2: Convert to fraction form
    3,645,504/5,030,743.68 = 2,118,470.40/x
  3. Step 3: Cross multiply
    3,645,504x = 5,030,743.68 × 2,118,470.40
  4. Step 4: Simplify right side
    3,645,504x = 10,657,481,576,067.07
  5. Step 5: Solve for x
    x = 10,657,481,576,067.07/3,645,504
  6. Step 6: Final answer
    x = 2,923,459.03

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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.