Home / 1,307,600.91-1,964,353.86-775,470.96

Finding the Fourth Proportional to 1,307,600.91, 1,964,353.86 and 775,470.96

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Solution

The fourth proportional to 1,307,600.91, 1,964,353.86 and 775,470.96 is: 1,164,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,600.91 : 1,964,353.86 = 775,470.96 : x
  2. Step 2: Convert to fraction form
    1,307,600.91/1,964,353.86 = 775,470.96/x
  3. Step 3: Cross multiply
    1,307,600.91x = 1,964,353.86 × 775,470.96
  4. Step 4: Simplify right side
    1,307,600.91x = 1,523,299,373,593.91
  5. Step 5: Solve for x
    x = 1,523,299,373,593.91/1,307,600.91
  6. Step 6: Final answer
    x = 1,164,957.41

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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.