Home / 1,224,909.15-1,833,770.73-858,901.64

Finding the Fourth Proportional to 1,224,909.15, 1,833,770.73 and 858,901.64

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Solution

The fourth proportional to 1,224,909.15, 1,833,770.73 and 858,901.64 is: 1,285,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,909.15 : 1,833,770.73 = 858,901.64 : x
  2. Step 2: Convert to fraction form
    1,224,909.15/1,833,770.73 = 858,901.64/x
  3. Step 3: Cross multiply
    1,224,909.15x = 1,833,770.73 × 858,901.64
  4. Step 4: Simplify right side
    1,224,909.15x = 1,575,028,678,212.14
  5. Step 5: Solve for x
    x = 1,575,028,678,212.14/1,224,909.15
  6. Step 6: Final answer
    x = 1,285,833.06

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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.