Home / 1,631,517.84-2,447,338.16-620,451.28

Finding the Fourth Proportional to 1,631,517.84, 2,447,338.16 and 620,451.28

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Solution

The fourth proportional to 1,631,517.84, 2,447,338.16 and 620,451.28 is: 930,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,517.84 : 2,447,338.16 = 620,451.28 : x
  2. Step 2: Convert to fraction form
    1,631,517.84/2,447,338.16 = 620,451.28/x
  3. Step 3: Cross multiply
    1,631,517.84x = 2,447,338.16 × 620,451.28
  4. Step 4: Simplify right side
    1,631,517.84x = 1,518,454,093,964.85
  5. Step 5: Solve for x
    x = 1,518,454,093,964.85/1,631,517.84
  6. Step 6: Final answer
    x = 930,700.27

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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.