Home / 1,247,341.92-1,870,996.48-300,705.05

Finding the Fourth Proportional to 1,247,341.92, 1,870,996.48 and 300,705.05

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Solution

The fourth proportional to 1,247,341.92, 1,870,996.48 and 300,705.05 is: 451,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,341.92 : 1,870,996.48 = 300,705.05 : x
  2. Step 2: Convert to fraction form
    1,247,341.92/1,870,996.48 = 300,705.05/x
  3. Step 3: Cross multiply
    1,247,341.92x = 1,870,996.48 × 300,705.05
  4. Step 4: Simplify right side
    1,247,341.92x = 562,618,079,961.48
  5. Step 5: Solve for x
    x = 562,618,079,961.48/1,247,341.92
  6. Step 6: Final answer
    x = 451,053.61

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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.