Home / 1,461,705.45-2,192,557.08-396,903.75

Finding the Fourth Proportional to 1,461,705.45, 2,192,557.08 and 396,903.75

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Solution

The fourth proportional to 1,461,705.45, 2,192,557.08 and 396,903.75 is: 595,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,705.45 : 2,192,557.08 = 396,903.75 : x
  2. Step 2: Convert to fraction form
    1,461,705.45/2,192,557.08 = 396,903.75/x
  3. Step 3: Cross multiply
    1,461,705.45x = 2,192,557.08 × 396,903.75
  4. Step 4: Simplify right side
    1,461,705.45x = 870,234,127,141.05
  5. Step 5: Solve for x
    x = 870,234,127,141.05/1,461,705.45
  6. Step 6: Final answer
    x = 595,355.33

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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.