Home / 2,923,661.25-4,385,156.81-764,894.68

Finding the Fourth Proportional to 2,923,661.25, 4,385,156.81 and 764,894.68

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Solution

The fourth proportional to 2,923,661.25, 4,385,156.81 and 764,894.68 is: 1,147,254.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,661.25 : 4,385,156.81 = 764,894.68 : x
  2. Step 2: Convert to fraction form
    2,923,661.25/4,385,156.81 = 764,894.68/x
  3. Step 3: Cross multiply
    2,923,661.25x = 4,385,156.81 × 764,894.68
  4. Step 4: Simplify right side
    2,923,661.25x = 3,354,183,114,934.77
  5. Step 5: Solve for x
    x = 3,354,183,114,934.77/2,923,661.25
  6. Step 6: Final answer
    x = 1,147,254.36

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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.