Home / 1,242,731.64-1,714,953.36-698,867.25

Finding the Fourth Proportional to 1,242,731.64, 1,714,953.36 and 698,867.25

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Solution

The fourth proportional to 1,242,731.64, 1,714,953.36 and 698,867.25 is: 964,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,731.64 : 1,714,953.36 = 698,867.25 : x
  2. Step 2: Convert to fraction form
    1,242,731.64/1,714,953.36 = 698,867.25/x
  3. Step 3: Cross multiply
    1,242,731.64x = 1,714,953.36 × 698,867.25
  4. Step 4: Simplify right side
    1,242,731.64x = 1,198,524,738,581.46
  5. Step 5: Solve for x
    x = 1,198,524,738,581.46/1,242,731.64
  6. Step 6: Final answer
    x = 964,427.64

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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.