Home / 1,479,290.76-2,217,609.36-531,999

Finding the Fourth Proportional to 1,479,290.76, 2,217,609.36 and 531,999

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Solution

The fourth proportional to 1,479,290.76, 2,217,609.36 and 531,999 is: 797,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,290.76 : 2,217,609.36 = 531,999 : x
  2. Step 2: Convert to fraction form
    1,479,290.76/2,217,609.36 = 531,999/x
  3. Step 3: Cross multiply
    1,479,290.76x = 2,217,609.36 × 531,999
  4. Step 4: Simplify right side
    1,479,290.76x = 1,179,765,961,910.64
  5. Step 5: Solve for x
    x = 1,179,765,961,910.64/1,479,290.76
  6. Step 6: Final answer
    x = 797,521.35

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1.5x scale

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.