Home / 2,084,428.80-3,126,643.20-1,968,307.20

Finding the Fourth Proportional to 2,084,428.80, 3,126,643.20 and 1,968,307.20

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Solution

The fourth proportional to 2,084,428.80, 3,126,643.20 and 1,968,307.20 is: 2,952,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,428.80 : 3,126,643.20 = 1,968,307.20 : x
  2. Step 2: Convert to fraction form
    2,084,428.80/3,126,643.20 = 1,968,307.20/x
  3. Step 3: Cross multiply
    2,084,428.80x = 3,126,643.20 × 1,968,307.20
  4. Step 4: Simplify right side
    2,084,428.80x = 6,154,194,322,391.04
  5. Step 5: Solve for x
    x = 6,154,194,322,391.04/2,084,428.80
  6. Step 6: Final answer
    x = 2,952,460.80

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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.