Home / 1,119,028.08-1,677,628.44-520,363.56

Finding the Fourth Proportional to 1,119,028.08, 1,677,628.44 and 520,363.56

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Solution

The fourth proportional to 1,119,028.08, 1,677,628.44 and 520,363.56 is: 780,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,028.08 : 1,677,628.44 = 520,363.56 : x
  2. Step 2: Convert to fraction form
    1,119,028.08/1,677,628.44 = 520,363.56/x
  3. Step 3: Cross multiply
    1,119,028.08x = 1,677,628.44 × 520,363.56
  4. Step 4: Simplify right side
    1,119,028.08x = 872,976,707,395.65
  5. Step 5: Solve for x
    x = 872,976,707,395.65/1,119,028.08
  6. Step 6: Final answer
    x = 780,120.47

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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.