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Finding the Fourth Proportional to 1,176,582.58, 1,764,873.90 and 822,288.58

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Solution

The fourth proportional to 1,176,582.58, 1,764,873.90 and 822,288.58 is: 1,233,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,582.58 : 1,764,873.90 = 822,288.58 : x
  2. Step 2: Convert to fraction form
    1,176,582.58/1,764,873.90 = 822,288.58/x
  3. Step 3: Cross multiply
    1,176,582.58x = 1,764,873.90 × 822,288.58
  4. Step 4: Simplify right side
    1,176,582.58x = 1,451,235,648,697.88
  5. Step 5: Solve for x
    x = 1,451,235,648,697.88/1,176,582.58
  6. Step 6: Final answer
    x = 1,233,432.89

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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.