Home / 1,119,817.77-1,680,423.24-454,969.77

Finding the Fourth Proportional to 1,119,817.77, 1,680,423.24 and 454,969.77

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Solution

The fourth proportional to 1,119,817.77, 1,680,423.24 and 454,969.77 is: 682,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,817.77 : 1,680,423.24 = 454,969.77 : x
  2. Step 2: Convert to fraction form
    1,119,817.77/1,680,423.24 = 454,969.77/x
  3. Step 3: Cross multiply
    1,119,817.77x = 1,680,423.24 × 454,969.77
  4. Step 4: Simplify right side
    1,119,817.77x = 764,541,775,005.46
  5. Step 5: Solve for x
    x = 764,541,775,005.46/1,119,817.77
  6. Step 6: Final answer
    x = 682,737.67

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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.