Home / 1,491,597.78-2,235,898.50-479,976.22

Finding the Fourth Proportional to 1,491,597.78, 2,235,898.50 and 479,976.22

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Solution

The fourth proportional to 1,491,597.78, 2,235,898.50 and 479,976.22 is: 719,482.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,597.78 : 2,235,898.50 = 479,976.22 : x
  2. Step 2: Convert to fraction form
    1,491,597.78/2,235,898.50 = 479,976.22/x
  3. Step 3: Cross multiply
    1,491,597.78x = 2,235,898.50 × 479,976.22
  4. Step 4: Simplify right side
    1,491,597.78x = 1,073,178,110,333.67
  5. Step 5: Solve for x
    x = 1,073,178,110,333.67/1,491,597.78
  6. Step 6: Final answer
    x = 719,482.24

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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.