Home / 1,119,818.77-1,680,424.74-454,970.77

Finding the Fourth Proportional to 1,119,818.77, 1,680,424.74 and 454,970.77

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Solution

The fourth proportional to 1,119,818.77, 1,680,424.74 and 454,970.77 is: 682,739.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,818.77 : 1,680,424.74 = 454,970.77 : x
  2. Step 2: Convert to fraction form
    1,119,818.77/1,680,424.74 = 454,970.77/x
  3. Step 3: Cross multiply
    1,119,818.77x = 1,680,424.74 × 454,970.77
  4. Step 4: Simplify right side
    1,119,818.77x = 764,544,137,884.85
  5. Step 5: Solve for x
    x = 764,544,137,884.85/1,119,818.77
  6. Step 6: Final answer
    x = 682,739.17

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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.