Home / 3,028,182.36-4,542,948.68-869,039.16

Finding the Fourth Proportional to 3,028,182.36, 4,542,948.68 and 869,039.16

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Solution

The fourth proportional to 3,028,182.36, 4,542,948.68 and 869,039.16 is: 1,303,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,182.36 : 4,542,948.68 = 869,039.16 : x
  2. Step 2: Convert to fraction form
    3,028,182.36/4,542,948.68 = 869,039.16/x
  3. Step 3: Cross multiply
    3,028,182.36x = 4,542,948.68 × 869,039.16
  4. Step 4: Simplify right side
    3,028,182.36x = 3,948,000,304,790.31
  5. Step 5: Solve for x
    x = 3,948,000,304,790.31/3,028,182.36
  6. Step 6: Final answer
    x = 1,303,752.49

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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.