Home / 1,271,932.40-1,755,294.48-698,982.16

Finding the Fourth Proportional to 1,271,932.40, 1,755,294.48 and 698,982.16

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Solution

The fourth proportional to 1,271,932.40, 1,755,294.48 and 698,982.16 is: 964,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,932.40 : 1,755,294.48 = 698,982.16 : x
  2. Step 2: Convert to fraction form
    1,271,932.40/1,755,294.48 = 698,982.16/x
  3. Step 3: Cross multiply
    1,271,932.40x = 1,755,294.48 × 698,982.16
  4. Step 4: Simplify right side
    1,271,932.40x = 1,226,919,527,066.48
  5. Step 5: Solve for x
    x = 1,226,919,527,066.48/1,271,932.40
  6. Step 6: Final answer
    x = 964,610.64

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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.