Home / 1,220,566.02-1,830,824.73-379,115.34

Finding the Fourth Proportional to 1,220,566.02, 1,830,824.73 and 379,115.34

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Solution

The fourth proportional to 1,220,566.02, 1,830,824.73 and 379,115.34 is: 568,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,566.02 : 1,830,824.73 = 379,115.34 : x
  2. Step 2: Convert to fraction form
    1,220,566.02/1,830,824.73 = 379,115.34/x
  3. Step 3: Cross multiply
    1,220,566.02x = 1,830,824.73 × 379,115.34
  4. Step 4: Simplify right side
    1,220,566.02x = 694,093,739,994.36
  5. Step 5: Solve for x
    x = 694,093,739,994.36/1,220,566.02
  6. Step 6: Final answer
    x = 568,665.46

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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.