Home / 2,678,939.31-3,700,141.52-1,952,622.03

Finding the Fourth Proportional to 2,678,939.31, 3,700,141.52 and 1,952,622.03

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Solution

The fourth proportional to 2,678,939.31, 3,700,141.52 and 1,952,622.03 is: 2,696,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,939.31 : 3,700,141.52 = 1,952,622.03 : x
  2. Step 2: Convert to fraction form
    2,678,939.31/3,700,141.52 = 1,952,622.03/x
  3. Step 3: Cross multiply
    2,678,939.31x = 3,700,141.52 × 1,952,622.03
  4. Step 4: Simplify right side
    2,678,939.31x = 7,224,977,836,306.58
  5. Step 5: Solve for x
    x = 7,224,977,836,306.58/2,678,939.31
  6. Step 6: Final answer
    x = 2,696,954.65

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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.