Home / 3,389,526.30-4,678,977.69-2,288,449.31

Finding the Fourth Proportional to 3,389,526.30, 4,678,977.69 and 2,288,449.31

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Solution

The fourth proportional to 3,389,526.30, 4,678,977.69 and 2,288,449.31 is: 3,159,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,526.30 : 4,678,977.69 = 2,288,449.31 : x
  2. Step 2: Convert to fraction form
    3,389,526.30/4,678,977.69 = 2,288,449.31/x
  3. Step 3: Cross multiply
    3,389,526.30x = 4,678,977.69 × 2,288,449.31
  4. Step 4: Simplify right side
    3,389,526.30x = 10,707,603,242,791.01
  5. Step 5: Solve for x
    x = 10,707,603,242,791.01/3,389,526.30
  6. Step 6: Final answer
    x = 3,159,026.45

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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.