Home / 2,816,462.40-4,224,655.20-923,265.60

Finding the Fourth Proportional to 2,816,462.40, 4,224,655.20 and 923,265.60

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Solution

The fourth proportional to 2,816,462.40, 4,224,655.20 and 923,265.60 is: 1,384,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,462.40 : 4,224,655.20 = 923,265.60 : x
  2. Step 2: Convert to fraction form
    2,816,462.40/4,224,655.20 = 923,265.60/x
  3. Step 3: Cross multiply
    2,816,462.40x = 4,224,655.20 × 923,265.60
  4. Step 4: Simplify right side
    2,816,462.40x = 3,900,478,818,021.12
  5. Step 5: Solve for x
    x = 3,900,478,818,021.12/2,816,462.40
  6. Step 6: Final answer
    x = 1,384,885.81

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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.