Home / 1,286,083.10-1,927,736.55-565,783.72

Finding the Fourth Proportional to 1,286,083.10, 1,927,736.55 and 565,783.72

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Solution

The fourth proportional to 1,286,083.10, 1,927,736.55 and 565,783.72 is: 848,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,083.10 : 1,927,736.55 = 565,783.72 : x
  2. Step 2: Convert to fraction form
    1,286,083.10/1,927,736.55 = 565,783.72/x
  3. Step 3: Cross multiply
    1,286,083.10x = 1,927,736.55 × 565,783.72
  4. Step 4: Simplify right side
    1,286,083.10x = 1,090,681,951,619.62
  5. Step 5: Solve for x
    x = 1,090,681,951,619.62/1,286,083.10
  6. Step 6: Final answer
    x = 848,064.91

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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.