Home / 3,378,685.14-4,658,849.37-2,153,049.30

Finding the Fourth Proportional to 3,378,685.14, 4,658,849.37 and 2,153,049.30

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Solution

The fourth proportional to 3,378,685.14, 4,658,849.37 and 2,153,049.30 is: 2,968,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,685.14 : 4,658,849.37 = 2,153,049.30 : x
  2. Step 2: Convert to fraction form
    3,378,685.14/4,658,849.37 = 2,153,049.30/x
  3. Step 3: Cross multiply
    3,378,685.14x = 4,658,849.37 × 2,153,049.30
  4. Step 4: Simplify right side
    3,378,685.14x = 10,030,732,374,883.94
  5. Step 5: Solve for x
    x = 10,030,732,374,883.94/3,378,685.14
  6. Step 6: Final answer
    x = 2,968,827.21

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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.