Home / 1,197,123.81-1,794,994.53-818,503.08

Finding the Fourth Proportional to 1,197,123.81, 1,794,994.53 and 818,503.08

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Solution

The fourth proportional to 1,197,123.81, 1,794,994.53 and 818,503.08 is: 1,227,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,123.81 : 1,794,994.53 = 818,503.08 : x
  2. Step 2: Convert to fraction form
    1,197,123.81/1,794,994.53 = 818,503.08/x
  3. Step 3: Cross multiply
    1,197,123.81x = 1,794,994.53 × 818,503.08
  4. Step 4: Simplify right side
    1,197,123.81x = 1,469,208,541,587.54
  5. Step 5: Solve for x
    x = 1,469,208,541,587.54/1,197,123.81
  6. Step 6: Final answer
    x = 1,227,282.04

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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.