Home / 1,660,060.54-2,290,968.81-1,015,278.25

Finding the Fourth Proportional to 1,660,060.54, 2,290,968.81 and 1,015,278.25

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Solution

The fourth proportional to 1,660,060.54, 2,290,968.81 and 1,015,278.25 is: 1,401,136.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,060.54 : 2,290,968.81 = 1,015,278.25 : x
  2. Step 2: Convert to fraction form
    1,660,060.54/2,290,968.81 = 1,015,278.25/x
  3. Step 3: Cross multiply
    1,660,060.54x = 2,290,968.81 × 1,015,278.25
  4. Step 4: Simplify right side
    1,660,060.54x = 2,325,970,804,221.38
  5. Step 5: Solve for x
    x = 2,325,970,804,221.38/1,660,060.54
  6. Step 6: Final answer
    x = 1,401,136.13

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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.