Home / 1,176,776.88-1,622,011.38-832,168.32

Finding the Fourth Proportional to 1,176,776.88, 1,622,011.38 and 832,168.32

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Solution

The fourth proportional to 1,176,776.88, 1,622,011.38 and 832,168.32 is: 1,147,019.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,776.88 : 1,622,011.38 = 832,168.32 : x
  2. Step 2: Convert to fraction form
    1,176,776.88/1,622,011.38 = 832,168.32/x
  3. Step 3: Cross multiply
    1,176,776.88x = 1,622,011.38 × 832,168.32
  4. Step 4: Simplify right side
    1,176,776.88x = 1,349,786,485,115.48
  5. Step 5: Solve for x
    x = 1,349,786,485,115.48/1,176,776.88
  6. Step 6: Final answer
    x = 1,147,019.89

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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.