Home / 1,608,851.73-2,220,602.07-920,922.38

Finding the Fourth Proportional to 1,608,851.73, 2,220,602.07 and 920,922.38

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Solution

The fourth proportional to 1,608,851.73, 2,220,602.07 and 920,922.38 is: 1,271,094.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,851.73 : 2,220,602.07 = 920,922.38 : x
  2. Step 2: Convert to fraction form
    1,608,851.73/2,220,602.07 = 920,922.38/x
  3. Step 3: Cross multiply
    1,608,851.73x = 2,220,602.07 × 920,922.38
  4. Step 4: Simplify right side
    1,608,851.73x = 2,045,002,132,234.32
  5. Step 5: Solve for x
    x = 2,045,002,132,234.32/1,608,851.73
  6. Step 6: Final answer
    x = 1,271,094.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.