Home / 1,242,564.03-1,714,704.12-698,685.84

Finding the Fourth Proportional to 1,242,564.03, 1,714,704.12 and 698,685.84

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Solution

The fourth proportional to 1,242,564.03, 1,714,704.12 and 698,685.84 is: 964,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,564.03 : 1,714,704.12 = 698,685.84 : x
  2. Step 2: Convert to fraction form
    1,242,564.03/1,714,704.12 = 698,685.84/x
  3. Step 3: Cross multiply
    1,242,564.03x = 1,714,704.12 × 698,685.84
  4. Step 4: Simplify right side
    1,242,564.03x = 1,198,039,488,433.66
  5. Step 5: Solve for x
    x = 1,198,039,488,433.66/1,242,564.03
  6. Step 6: Final answer
    x = 964,167.21

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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.