Home / 1,766,146.50-2,649,284.15-628,992.36

Finding the Fourth Proportional to 1,766,146.50, 2,649,284.15 and 628,992.36

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Solution

The fourth proportional to 1,766,146.50, 2,649,284.15 and 628,992.36 is: 943,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,146.50 : 2,649,284.15 = 628,992.36 : x
  2. Step 2: Convert to fraction form
    1,766,146.50/2,649,284.15 = 628,992.36/x
  3. Step 3: Cross multiply
    1,766,146.50x = 2,649,284.15 × 628,992.36
  4. Step 4: Simplify right side
    1,766,146.50x = 1,666,379,486,674.13
  5. Step 5: Solve for x
    x = 1,666,379,486,674.13/1,766,146.50
  6. Step 6: Final answer
    x = 943,511.47

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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.