Home / 1,472,640.83-2,208,998.82-407,692.07

Finding the Fourth Proportional to 1,472,640.83, 2,208,998.82 and 407,692.07

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Solution

The fourth proportional to 1,472,640.83, 2,208,998.82 and 407,692.07 is: 611,548.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,640.83 : 2,208,998.82 = 407,692.07 : x
  2. Step 2: Convert to fraction form
    1,472,640.83/2,208,998.82 = 407,692.07/x
  3. Step 3: Cross multiply
    1,472,640.83x = 2,208,998.82 × 407,692.07
  4. Step 4: Simplify right side
    1,472,640.83x = 900,591,301,553.36
  5. Step 5: Solve for x
    x = 900,591,301,553.36/1,472,640.83
  6. Step 6: Final answer
    x = 611,548.51

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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.