Home / 4,788,928.53-7,177,154.99-1,945,716.75

Finding the Fourth Proportional to 4,788,928.53, 7,177,154.99 and 1,945,716.75

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Solution

The fourth proportional to 4,788,928.53, 7,177,154.99 and 1,945,716.75 is: 2,916,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,928.53 : 7,177,154.99 = 1,945,716.75 : x
  2. Step 2: Convert to fraction form
    4,788,928.53/7,177,154.99 = 1,945,716.75/x
  3. Step 3: Cross multiply
    4,788,928.53x = 7,177,154.99 × 1,945,716.75
  4. Step 4: Simplify right side
    4,788,928.53x = 13,964,710,671,660.50
  5. Step 5: Solve for x
    x = 13,964,710,671,660.50/4,788,928.53
  6. Step 6: Final answer
    x = 2,916,040.74

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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.