Home / 2,927,763.65-4,388,600.77-1,131,880.59

Finding the Fourth Proportional to 2,927,763.65, 4,388,600.77 and 1,131,880.59

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Solution

The fourth proportional to 2,927,763.65, 4,388,600.77 and 1,131,880.59 is: 1,696,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,763.65 : 4,388,600.77 = 1,131,880.59 : x
  2. Step 2: Convert to fraction form
    2,927,763.65/4,388,600.77 = 1,131,880.59/x
  3. Step 3: Cross multiply
    2,927,763.65x = 4,388,600.77 × 1,131,880.59
  4. Step 4: Simplify right side
    2,927,763.65x = 4,967,372,025,992.35
  5. Step 5: Solve for x
    x = 4,967,372,025,992.35/2,927,763.65
  6. Step 6: Final answer
    x = 1,696,643.79

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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.