Home / 1,239,110.32-1,857,917.70-555,872.62

Finding the Fourth Proportional to 1,239,110.32, 1,857,917.70 and 555,872.62

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Solution

The fourth proportional to 1,239,110.32, 1,857,917.70 and 555,872.62 is: 833,473.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,110.32 : 1,857,917.70 = 555,872.62 : x
  2. Step 2: Convert to fraction form
    1,239,110.32/1,857,917.70 = 555,872.62/x
  3. Step 3: Cross multiply
    1,239,110.32x = 1,857,917.70 × 555,872.62
  4. Step 4: Simplify right side
    1,239,110.32x = 1,032,765,579,643.37
  5. Step 5: Solve for x
    x = 1,032,765,579,643.37/1,239,110.32
  6. Step 6: Final answer
    x = 833,473.47

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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.