Home / 1,458,212.48-2,187,305.60-460,940.80

Finding the Fourth Proportional to 1,458,212.48, 2,187,305.60 and 460,940.80

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Solution

The fourth proportional to 1,458,212.48, 2,187,305.60 and 460,940.80 is: 691,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,212.48 : 2,187,305.60 = 460,940.80 : x
  2. Step 2: Convert to fraction form
    1,458,212.48/2,187,305.60 = 460,940.80/x
  3. Step 3: Cross multiply
    1,458,212.48x = 2,187,305.60 × 460,940.80
  4. Step 4: Simplify right side
    1,458,212.48x = 1,008,218,393,108.48
  5. Step 5: Solve for x
    x = 1,008,218,393,108.48/1,458,212.48
  6. Step 6: Final answer
    x = 691,407.05

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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.