Home / 1,285,525.03-1,926,927.98-475,388.87

Finding the Fourth Proportional to 1,285,525.03, 1,926,927.98 and 475,388.87

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Solution

The fourth proportional to 1,285,525.03, 1,926,927.98 and 475,388.87 is: 712,580.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,525.03 : 1,926,927.98 = 475,388.87 : x
  2. Step 2: Convert to fraction form
    1,285,525.03/1,926,927.98 = 475,388.87/x
  3. Step 3: Cross multiply
    1,285,525.03x = 1,926,927.98 × 475,388.87
  4. Step 4: Simplify right side
    1,285,525.03x = 916,040,123,687.22
  5. Step 5: Solve for x
    x = 916,040,123,687.22/1,285,525.03
  6. Step 6: Final answer
    x = 712,580.54

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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.