Home / 1,818,866.33-2,727,548.82-620,885.24

Finding the Fourth Proportional to 1,818,866.33, 2,727,548.82 and 620,885.24

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Solution

The fourth proportional to 1,818,866.33, 2,727,548.82 and 620,885.24 is: 931,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,866.33 : 2,727,548.82 = 620,885.24 : x
  2. Step 2: Convert to fraction form
    1,818,866.33/2,727,548.82 = 620,885.24/x
  3. Step 3: Cross multiply
    1,818,866.33x = 2,727,548.82 × 620,885.24
  4. Step 4: Simplify right side
    1,818,866.33x = 1,693,494,790,079.67
  5. Step 5: Solve for x
    x = 1,693,494,790,079.67/1,818,866.33
  6. Step 6: Final answer
    x = 931,071.61

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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.