Home / 3,389,523.41-4,678,973.69-2,288,446.40

Finding the Fourth Proportional to 3,389,523.41, 4,678,973.69 and 2,288,446.40

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Solution

The fourth proportional to 3,389,523.41, 4,678,973.69 and 2,288,446.40 is: 3,159,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,523.41 : 4,678,973.69 = 2,288,446.40 : x
  2. Step 2: Convert to fraction form
    3,389,523.41/4,678,973.69 = 2,288,446.40/x
  3. Step 3: Cross multiply
    3,389,523.41x = 4,678,973.69 × 2,288,446.40
  4. Step 4: Simplify right side
    3,389,523.41x = 10,707,580,461,738.12
  5. Step 5: Solve for x
    x = 10,707,580,461,738.12/3,389,523.41
  6. Step 6: Final answer
    x = 3,159,022.43

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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.