Home / 1,317,014.82-1,975,863.11-406,177.17

Finding the Fourth Proportional to 1,317,014.82, 1,975,863.11 and 406,177.17

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Solution

The fourth proportional to 1,317,014.82, 1,975,863.11 and 406,177.17 is: 609,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,014.82 : 1,975,863.11 = 406,177.17 : x
  2. Step 2: Convert to fraction form
    1,317,014.82/1,975,863.11 = 406,177.17/x
  3. Step 3: Cross multiply
    1,317,014.82x = 1,975,863.11 × 406,177.17
  4. Step 4: Simplify right side
    1,317,014.82x = 802,550,484,296.31
  5. Step 5: Solve for x
    x = 802,550,484,296.31/1,317,014.82
  6. Step 6: Final answer
    x = 609,370.88

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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.