Home / 1,780,134.49-2,670,005.75-500,782.62

Finding the Fourth Proportional to 1,780,134.49, 2,670,005.75 and 500,782.62

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Solution

The fourth proportional to 1,780,134.49, 2,670,005.75 and 500,782.62 is: 751,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,134.49 : 2,670,005.75 = 500,782.62 : x
  2. Step 2: Convert to fraction form
    1,780,134.49/2,670,005.75 = 500,782.62/x
  3. Step 3: Cross multiply
    1,780,134.49x = 2,670,005.75 × 500,782.62
  4. Step 4: Simplify right side
    1,780,134.49x = 1,337,092,472,396.15
  5. Step 5: Solve for x
    x = 1,337,092,472,396.15/1,780,134.49
  6. Step 6: Final answer
    x = 751,118.80

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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.