Home / 1,318,027.56-1,976,653.80-559,863

Finding the Fourth Proportional to 1,318,027.56, 1,976,653.80 and 559,863

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Solution

The fourth proportional to 1,318,027.56, 1,976,653.80 and 559,863 is: 839,629.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,027.56 : 1,976,653.80 = 559,863 : x
  2. Step 2: Convert to fraction form
    1,318,027.56/1,976,653.80 = 559,863/x
  3. Step 3: Cross multiply
    1,318,027.56x = 1,976,653.80 × 559,863
  4. Step 4: Simplify right side
    1,318,027.56x = 1,106,655,326,429.40
  5. Step 5: Solve for x
    x = 1,106,655,326,429.40/1,318,027.56
  6. Step 6: Final answer
    x = 839,629.88

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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.