Home / 1,022,220.45-1,410,631.14-586,709.49

Finding the Fourth Proportional to 1,022,220.45, 1,410,631.14 and 586,709.49

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Solution

The fourth proportional to 1,022,220.45, 1,410,631.14 and 586,709.49 is: 809,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,220.45 : 1,410,631.14 = 586,709.49 : x
  2. Step 2: Convert to fraction form
    1,022,220.45/1,410,631.14 = 586,709.49/x
  3. Step 3: Cross multiply
    1,022,220.45x = 1,410,631.14 × 586,709.49
  4. Step 4: Simplify right side
    1,022,220.45x = 827,630,676,727.52
  5. Step 5: Solve for x
    x = 827,630,676,727.52/1,022,220.45
  6. Step 6: Final answer
    x = 809,640.11

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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.