Home / 1,291,764.84-1,936,390.14-617,672.04

Finding the Fourth Proportional to 1,291,764.84, 1,936,390.14 and 617,672.04

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Solution

The fourth proportional to 1,291,764.84, 1,936,390.14 and 617,672.04 is: 925,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,764.84 : 1,936,390.14 = 617,672.04 : x
  2. Step 2: Convert to fraction form
    1,291,764.84/1,936,390.14 = 617,672.04/x
  3. Step 3: Cross multiply
    1,291,764.84x = 1,936,390.14 × 617,672.04
  4. Step 4: Simplify right side
    1,291,764.84x = 1,196,054,048,009.69
  5. Step 5: Solve for x
    x = 1,196,054,048,009.69/1,291,764.84
  6. Step 6: Final answer
    x = 925,906.95

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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.