Home / 1,454,247.81-2,006,861.96-842,518.80

Finding the Fourth Proportional to 1,454,247.81, 2,006,861.96 and 842,518.80

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Solution

The fourth proportional to 1,454,247.81, 2,006,861.96 and 842,518.80 is: 1,162,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,247.81 : 2,006,861.96 = 842,518.80 : x
  2. Step 2: Convert to fraction form
    1,454,247.81/2,006,861.96 = 842,518.80/x
  3. Step 3: Cross multiply
    1,454,247.81x = 2,006,861.96 × 842,518.80
  4. Step 4: Simplify right side
    1,454,247.81x = 1,690,818,916,057.94
  5. Step 5: Solve for x
    x = 1,690,818,916,057.94/1,454,247.81
  6. Step 6: Final answer
    x = 1,162,675.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.