Home / 3,320,121.61-4,581,646.81-1,849,954.20

Finding the Fourth Proportional to 3,320,121.61, 4,581,646.81 and 1,849,954.20

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Solution

The fourth proportional to 3,320,121.61, 4,581,646.81 and 1,849,954.20 is: 2,552,869.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,121.61 : 4,581,646.81 = 1,849,954.20 : x
  2. Step 2: Convert to fraction form
    3,320,121.61/4,581,646.81 = 1,849,954.20/x
  3. Step 3: Cross multiply
    3,320,121.61x = 4,581,646.81 × 1,849,954.20
  4. Step 4: Simplify right side
    3,320,121.61x = 8,475,836,759,076.10
  5. Step 5: Solve for x
    x = 8,475,836,759,076.10/3,320,121.61
  6. Step 6: Final answer
    x = 2,552,869.37

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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.