Home / 1,229,507.40-1,844,261.10-669,635.40

Finding the Fourth Proportional to 1,229,507.40, 1,844,261.10 and 669,635.40

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Solution

The fourth proportional to 1,229,507.40, 1,844,261.10 and 669,635.40 is: 1,004,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,507.40 : 1,844,261.10 = 669,635.40 : x
  2. Step 2: Convert to fraction form
    1,229,507.40/1,844,261.10 = 669,635.40/x
  3. Step 3: Cross multiply
    1,229,507.40x = 1,844,261.10 × 669,635.40
  4. Step 4: Simplify right side
    1,229,507.40x = 1,234,982,519,402.94
  5. Step 5: Solve for x
    x = 1,234,982,519,402.94/1,229,507.40
  6. Step 6: Final answer
    x = 1,004,453.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.