Home / 1,623,885.96-2,434,222.50-769,456.68

Finding the Fourth Proportional to 1,623,885.96, 2,434,222.50 and 769,456.68

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Solution

The fourth proportional to 1,623,885.96, 2,434,222.50 and 769,456.68 is: 1,153,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,885.96 : 2,434,222.50 = 769,456.68 : x
  2. Step 2: Convert to fraction form
    1,623,885.96/2,434,222.50 = 769,456.68/x
  3. Step 3: Cross multiply
    1,623,885.96x = 2,434,222.50 × 769,456.68
  4. Step 4: Simplify right side
    1,623,885.96x = 1,873,028,763,231.30
  5. Step 5: Solve for x
    x = 1,873,028,763,231.30/1,623,885.96
  6. Step 6: Final answer
    x = 1,153,423.83

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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.