Home / 1,954,228.40-2,931,245.40-1,007,694.80

Finding the Fourth Proportional to 1,954,228.40, 2,931,245.40 and 1,007,694.80

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Solution

The fourth proportional to 1,954,228.40, 2,931,245.40 and 1,007,694.80 is: 1,511,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,228.40 : 2,931,245.40 = 1,007,694.80 : x
  2. Step 2: Convert to fraction form
    1,954,228.40/2,931,245.40 = 1,007,694.80/x
  3. Step 3: Cross multiply
    1,954,228.40x = 2,931,245.40 × 1,007,694.80
  4. Step 4: Simplify right side
    1,954,228.40x = 2,953,800,747,103.92
  5. Step 5: Solve for x
    x = 2,953,800,747,103.92/1,954,228.40
  6. Step 6: Final answer
    x = 1,511,492.08

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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.