Home / 1,022,357.92-1,410,835.41-557,215.82

Finding the Fourth Proportional to 1,022,357.92, 1,410,835.41 and 557,215.82

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Solution

The fourth proportional to 1,022,357.92, 1,410,835.41 and 557,215.82 is: 768,947.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,357.92 : 1,410,835.41 = 557,215.82 : x
  2. Step 2: Convert to fraction form
    1,022,357.92/1,410,835.41 = 557,215.82/x
  3. Step 3: Cross multiply
    1,022,357.92x = 1,410,835.41 × 557,215.82
  4. Step 4: Simplify right side
    1,022,357.92x = 786,139,809,305.07
  5. Step 5: Solve for x
    x = 786,139,809,305.07/1,022,357.92
  6. Step 6: Final answer
    x = 768,947.74

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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.