Home / 3,478,811.74-5,218,709.88-1,082,898.56

Finding the Fourth Proportional to 3,478,811.74, 5,218,709.88 and 1,082,898.56

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Solution

The fourth proportional to 3,478,811.74, 5,218,709.88 and 1,082,898.56 is: 1,624,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,811.74 : 5,218,709.88 = 1,082,898.56 : x
  2. Step 2: Convert to fraction form
    3,478,811.74/5,218,709.88 = 1,082,898.56/x
  3. Step 3: Cross multiply
    3,478,811.74x = 5,218,709.88 × 1,082,898.56
  4. Step 4: Simplify right side
    3,478,811.74x = 5,651,333,414,109.77
  5. Step 5: Solve for x
    x = 5,651,333,414,109.77/3,478,811.74
  6. Step 6: Final answer
    x = 1,624,501.08

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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.