Home / 1,242,581.69-1,714,772.95-698,712.73

Finding the Fourth Proportional to 1,242,581.69, 1,714,772.95 and 698,712.73

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Solution

The fourth proportional to 1,242,581.69, 1,714,772.95 and 698,712.73 is: 964,229.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,581.69 : 1,714,772.95 = 698,712.73 : x
  2. Step 2: Convert to fraction form
    1,242,581.69/1,714,772.95 = 698,712.73/x
  3. Step 3: Cross multiply
    1,242,581.69x = 1,714,772.95 × 698,712.73
  4. Step 4: Simplify right side
    1,242,581.69x = 1,198,133,689,224.65
  5. Step 5: Solve for x
    x = 1,198,133,689,224.65/1,242,581.69
  6. Step 6: Final answer
    x = 964,229.31

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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.