Home / 2,738,981.30-3,779,969.14-1,531,757.30

Finding the Fourth Proportional to 2,738,981.30, 3,779,969.14 and 1,531,757.30

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Solution

The fourth proportional to 2,738,981.30, 3,779,969.14 and 1,531,757.30 is: 2,113,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,981.30 : 3,779,969.14 = 1,531,757.30 : x
  2. Step 2: Convert to fraction form
    2,738,981.30/3,779,969.14 = 1,531,757.30/x
  3. Step 3: Cross multiply
    2,738,981.30x = 3,779,969.14 × 1,531,757.30
  4. Step 4: Simplify right side
    2,738,981.30x = 5,789,995,323,969.72
  5. Step 5: Solve for x
    x = 5,789,995,323,969.72/2,738,981.30
  6. Step 6: Final answer
    x = 2,113,922.91

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