Home / 1,557,976.28-2,336,730.53-492,879.94

Finding the Fourth Proportional to 1,557,976.28, 2,336,730.53 and 492,879.94

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Solution

The fourth proportional to 1,557,976.28, 2,336,730.53 and 492,879.94 is: 739,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,976.28 : 2,336,730.53 = 492,879.94 : x
  2. Step 2: Convert to fraction form
    1,557,976.28/2,336,730.53 = 492,879.94/x
  3. Step 3: Cross multiply
    1,557,976.28x = 2,336,730.53 × 492,879.94
  4. Step 4: Simplify right side
    1,557,976.28x = 1,151,727,595,116.34
  5. Step 5: Solve for x
    x = 1,151,727,595,116.34/1,557,976.28
  6. Step 6: Final answer
    x = 739,245.91

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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.