Home / 1,229,675.40-1,844,513.10-343,211.40

Finding the Fourth Proportional to 1,229,675.40, 1,844,513.10 and 343,211.40

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Solution

The fourth proportional to 1,229,675.40, 1,844,513.10 and 343,211.40 is: 514,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,675.40 : 1,844,513.10 = 343,211.40 : x
  2. Step 2: Convert to fraction form
    1,229,675.40/1,844,513.10 = 343,211.40/x
  3. Step 3: Cross multiply
    1,229,675.40x = 1,844,513.10 × 343,211.40
  4. Step 4: Simplify right side
    1,229,675.40x = 633,057,923,369.34
  5. Step 5: Solve for x
    x = 633,057,923,369.34/1,229,675.40
  6. Step 6: Final answer
    x = 514,817.10

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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.