Home / 1,008,333-1,391,529.24-555,653.16

Finding the Fourth Proportional to 1,008,333, 1,391,529.24 and 555,653.16

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Solution

The fourth proportional to 1,008,333, 1,391,529.24 and 555,653.16 is: 766,817.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,333 : 1,391,529.24 = 555,653.16 : x
  2. Step 2: Convert to fraction form
    1,008,333/1,391,529.24 = 555,653.16/x
  3. Step 3: Cross multiply
    1,008,333x = 1,391,529.24 × 555,653.16
  4. Step 4: Simplify right side
    1,008,333x = 773,207,619,438.40
  5. Step 5: Solve for x
    x = 773,207,619,438.40/1,008,333
  6. Step 6: Final answer
    x = 766,817.73

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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.