Home / 1,094,285.22-1,509,847.66-641,488.74

Finding the Fourth Proportional to 1,094,285.22, 1,509,847.66 and 641,488.74

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Solution

The fourth proportional to 1,094,285.22, 1,509,847.66 and 641,488.74 is: 885,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,285.22 : 1,509,847.66 = 641,488.74 : x
  2. Step 2: Convert to fraction form
    1,094,285.22/1,509,847.66 = 641,488.74/x
  3. Step 3: Cross multiply
    1,094,285.22x = 1,509,847.66 × 641,488.74
  4. Step 4: Simplify right side
    1,094,285.22x = 968,550,273,005.35
  5. Step 5: Solve for x
    x = 968,550,273,005.35/1,094,285.22
  6. Step 6: Final answer
    x = 885,098.56

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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.