Home / 1,081,905.48-1,623,791.34-417,524.04

Finding the Fourth Proportional to 1,081,905.48, 1,623,791.34 and 417,524.04

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Solution

The fourth proportional to 1,081,905.48, 1,623,791.34 and 417,524.04 is: 626,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,905.48 : 1,623,791.34 = 417,524.04 : x
  2. Step 2: Convert to fraction form
    1,081,905.48/1,623,791.34 = 417,524.04/x
  3. Step 3: Cross multiply
    1,081,905.48x = 1,623,791.34 × 417,524.04
  4. Step 4: Simplify right side
    1,081,905.48x = 677,971,920,393.81
  5. Step 5: Solve for x
    x = 677,971,920,393.81/1,081,905.48
  6. Step 6: Final answer
    x = 626,646.17

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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.