Home / 2,565,415.80-3,848,344.02-672,157.44

Finding the Fourth Proportional to 2,565,415.80, 3,848,344.02 and 672,157.44

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Solution

The fourth proportional to 2,565,415.80, 3,848,344.02 and 672,157.44 is: 1,008,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,415.80 : 3,848,344.02 = 672,157.44 : x
  2. Step 2: Convert to fraction form
    2,565,415.80/3,848,344.02 = 672,157.44/x
  3. Step 3: Cross multiply
    2,565,415.80x = 3,848,344.02 × 672,157.44
  4. Step 4: Simplify right side
    2,565,415.80x = 2,586,693,064,722.51
  5. Step 5: Solve for x
    x = 2,586,693,064,722.51/2,565,415.80
  6. Step 6: Final answer
    x = 1,008,293.89

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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.