Home / 1,071,805.98-1,606,207.50-805,396.44

Finding the Fourth Proportional to 1,071,805.98, 1,606,207.50 and 805,396.44

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Solution

The fourth proportional to 1,071,805.98, 1,606,207.50 and 805,396.44 is: 1,206,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,805.98 : 1,606,207.50 = 805,396.44 : x
  2. Step 2: Convert to fraction form
    1,071,805.98/1,606,207.50 = 805,396.44/x
  3. Step 3: Cross multiply
    1,071,805.98x = 1,606,207.50 × 805,396.44
  4. Step 4: Simplify right side
    1,071,805.98x = 1,293,633,802,401.30
  5. Step 5: Solve for x
    x = 1,293,633,802,401.30/1,071,805.98
  6. Step 6: Final answer
    x = 1,206,966.40

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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.