Home / 1,309,680.76-1,964,521.65-589,180.88

Finding the Fourth Proportional to 1,309,680.76, 1,964,521.65 and 589,180.88

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Solution

The fourth proportional to 1,309,680.76, 1,964,521.65 and 589,180.88 is: 883,771.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,680.76 : 1,964,521.65 = 589,180.88 : x
  2. Step 2: Convert to fraction form
    1,309,680.76/1,964,521.65 = 589,180.88/x
  3. Step 3: Cross multiply
    1,309,680.76x = 1,964,521.65 × 589,180.88
  4. Step 4: Simplify right side
    1,309,680.76x = 1,157,458,584,703.44
  5. Step 5: Solve for x
    x = 1,157,458,584,703.44/1,309,680.76
  6. Step 6: Final answer
    x = 883,771.55

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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.