Home / 1,141,550.73-1,575,351.59-688,754.25

Finding the Fourth Proportional to 1,141,550.73, 1,575,351.59 and 688,754.25

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Solution

The fourth proportional to 1,141,550.73, 1,575,351.59 and 688,754.25 is: 950,487.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,550.73 : 1,575,351.59 = 688,754.25 : x
  2. Step 2: Convert to fraction form
    1,141,550.73/1,575,351.59 = 688,754.25/x
  3. Step 3: Cross multiply
    1,141,550.73x = 1,575,351.59 × 688,754.25
  4. Step 4: Simplify right side
    1,141,550.73x = 1,085,030,099,412.99
  5. Step 5: Solve for x
    x = 1,085,030,099,412.99/1,141,550.73
  6. Step 6: Final answer
    x = 950,487.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.