Home / 1,874,172.88-2,811,259.34-454,228.95

Finding the Fourth Proportional to 1,874,172.88, 2,811,259.34 and 454,228.95

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Solution

The fourth proportional to 1,874,172.88, 2,811,259.34 and 454,228.95 is: 681,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,172.88 : 2,811,259.34 = 454,228.95 : x
  2. Step 2: Convert to fraction form
    1,874,172.88/2,811,259.34 = 454,228.95/x
  3. Step 3: Cross multiply
    1,874,172.88x = 2,811,259.34 × 454,228.95
  4. Step 4: Simplify right side
    1,874,172.88x = 1,276,955,388,160.33
  5. Step 5: Solve for x
    x = 1,276,955,388,160.33/1,874,172.88
  6. Step 6: Final answer
    x = 681,343.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.