Home / 3,610,572.30-4,982,629.14-1,978,943.94

Finding the Fourth Proportional to 3,610,572.30, 4,982,629.14 and 1,978,943.94

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Solution

The fourth proportional to 3,610,572.30, 4,982,629.14 and 1,978,943.94 is: 2,730,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,572.30 : 4,982,629.14 = 1,978,943.94 : x
  2. Step 2: Convert to fraction form
    3,610,572.30/4,982,629.14 = 1,978,943.94/x
  3. Step 3: Cross multiply
    3,610,572.30x = 4,982,629.14 × 1,978,943.94
  4. Step 4: Simplify right side
    3,610,572.30x = 9,860,343,741,870.41
  5. Step 5: Solve for x
    x = 9,860,343,741,870.41/3,610,572.30
  6. Step 6: Final answer
    x = 2,730,964.21

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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.