Home / 1,044,771.53-1,567,157.64-689,702.51

Finding the Fourth Proportional to 1,044,771.53, 1,567,157.64 and 689,702.51

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Solution

The fourth proportional to 1,044,771.53, 1,567,157.64 and 689,702.51 is: 1,034,553.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,771.53 : 1,567,157.64 = 689,702.51 : x
  2. Step 2: Convert to fraction form
    1,044,771.53/1,567,157.64 = 689,702.51/x
  3. Step 3: Cross multiply
    1,044,771.53x = 1,567,157.64 × 689,702.51
  4. Step 4: Simplify right side
    1,044,771.53x = 1,080,872,557,873.68
  5. Step 5: Solve for x
    x = 1,080,872,557,873.68/1,044,771.53
  6. Step 6: Final answer
    x = 1,034,553.99

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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.