Home / 1,166,507.64-1,609,780.59-629,963.64

Finding the Fourth Proportional to 1,166,507.64, 1,609,780.59 and 629,963.64

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Solution

The fourth proportional to 1,166,507.64, 1,609,780.59 and 629,963.64 is: 869,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,507.64 : 1,609,780.59 = 629,963.64 : x
  2. Step 2: Convert to fraction form
    1,166,507.64/1,609,780.59 = 629,963.64/x
  3. Step 3: Cross multiply
    1,166,507.64x = 1,609,780.59 × 629,963.64
  4. Step 4: Simplify right side
    1,166,507.64x = 1,014,103,240,077.75
  5. Step 5: Solve for x
    x = 1,014,103,240,077.75/1,166,507.64
  6. Step 6: Final answer
    x = 869,349.85

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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.