Home / 1,242,242.19-1,714,283.91-698,380.38

Finding the Fourth Proportional to 1,242,242.19, 1,714,283.91 and 698,380.38

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Solution

The fourth proportional to 1,242,242.19, 1,714,283.91 and 698,380.38 is: 963,759.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,242.19 : 1,714,283.91 = 698,380.38 : x
  2. Step 2: Convert to fraction form
    1,242,242.19/1,714,283.91 = 698,380.38/x
  3. Step 3: Cross multiply
    1,242,242.19x = 1,714,283.91 × 698,380.38
  4. Step 4: Simplify right side
    1,242,242.19x = 1,197,222,248,493.69
  5. Step 5: Solve for x
    x = 1,197,222,248,493.69/1,242,242.19
  6. Step 6: Final answer
    x = 963,759.13

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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.