Home / 3,942,720.63-5,441,025.33-2,312,303.94

Finding the Fourth Proportional to 3,942,720.63, 5,441,025.33 and 2,312,303.94

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Solution

The fourth proportional to 3,942,720.63, 5,441,025.33 and 2,312,303.94 is: 3,191,021.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,720.63 : 5,441,025.33 = 2,312,303.94 : x
  2. Step 2: Convert to fraction form
    3,942,720.63/5,441,025.33 = 2,312,303.94/x
  3. Step 3: Cross multiply
    3,942,720.63x = 5,441,025.33 × 2,312,303.94
  4. Step 4: Simplify right side
    3,942,720.63x = 12,581,304,308,198.80
  5. Step 5: Solve for x
    x = 12,581,304,308,198.80/3,942,720.63
  6. Step 6: Final answer
    x = 3,191,021.00

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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.