Home / 1,271,662.12-1,754,892.30-698,700.88

Finding the Fourth Proportional to 1,271,662.12, 1,754,892.30 and 698,700.88

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Solution

The fourth proportional to 1,271,662.12, 1,754,892.30 and 698,700.88 is: 964,206.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,662.12 : 1,754,892.30 = 698,700.88 : x
  2. Step 2: Convert to fraction form
    1,271,662.12/1,754,892.30 = 698,700.88/x
  3. Step 3: Cross multiply
    1,271,662.12x = 1,754,892.30 × 698,700.88
  4. Step 4: Simplify right side
    1,271,662.12x = 1,226,144,794,315.22
  5. Step 5: Solve for x
    x = 1,226,144,794,315.22/1,271,662.12
  6. Step 6: Final answer
    x = 964,206.43

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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.