Home / 1,668,725.19-2,502,961.97-531,441.45

Finding the Fourth Proportional to 1,668,725.19, 2,502,961.97 and 531,441.45

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Solution

The fourth proportional to 1,668,725.19, 2,502,961.97 and 531,441.45 is: 797,122.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,725.19 : 2,502,961.97 = 531,441.45 : x
  2. Step 2: Convert to fraction form
    1,668,725.19/2,502,961.97 = 531,441.45/x
  3. Step 3: Cross multiply
    1,668,725.19x = 2,502,961.97 × 531,441.45
  4. Step 4: Simplify right side
    1,668,725.19x = 1,330,177,735,974.45
  5. Step 5: Solve for x
    x = 1,330,177,735,974.45/1,668,725.19
  6. Step 6: Final answer
    x = 797,122.10

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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.