Home / 1,314,423-1,971,634.68-317,151

Finding the Fourth Proportional to 1,314,423, 1,971,634.68 and 317,151

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Solution

The fourth proportional to 1,314,423, 1,971,634.68 and 317,151 is: 475,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,423 : 1,971,634.68 = 317,151 : x
  2. Step 2: Convert to fraction form
    1,314,423/1,971,634.68 = 317,151/x
  3. Step 3: Cross multiply
    1,314,423x = 1,971,634.68 × 317,151
  4. Step 4: Simplify right side
    1,314,423x = 625,305,910,396.68
  5. Step 5: Solve for x
    x = 625,305,910,396.68/1,314,423
  6. Step 6: Final answer
    x = 475,726.54

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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.