Home / 1,001,416.50-1,502,361-327,495.15

Finding the Fourth Proportional to 1,001,416.50, 1,502,361 and 327,495.15

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Solution

The fourth proportional to 1,001,416.50, 1,502,361 and 327,495.15 is: 491,319.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,416.50 : 1,502,361 = 327,495.15 : x
  2. Step 2: Convert to fraction form
    1,001,416.50/1,502,361 = 327,495.15/x
  3. Step 3: Cross multiply
    1,001,416.50x = 1,502,361 × 327,495.15
  4. Step 4: Simplify right side
    1,001,416.50x = 492,015,941,049.15
  5. Step 5: Solve for x
    x = 492,015,941,049.15/1,001,416.50
  6. Step 6: Final answer
    x = 491,319.99

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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.