Home / 1,021,996.85-1,410,387.63-586,493.87

Finding the Fourth Proportional to 1,021,996.85, 1,410,387.63 and 586,493.87

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Solution

The fourth proportional to 1,021,996.85, 1,410,387.63 and 586,493.87 is: 809,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,996.85 : 1,410,387.63 = 586,493.87 : x
  2. Step 2: Convert to fraction form
    1,021,996.85/1,410,387.63 = 586,493.87/x
  3. Step 3: Cross multiply
    1,021,996.85x = 1,410,387.63 × 586,493.87
  4. Step 4: Simplify right side
    1,021,996.85x = 827,183,699,318.83
  5. Step 5: Solve for x
    x = 827,183,699,318.83/1,021,996.85
  6. Step 6: Final answer
    x = 809,379.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.