Home / 2,086,610.40-3,129,915.60-966,866.40

Finding the Fourth Proportional to 2,086,610.40, 3,129,915.60 and 966,866.40

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Solution

The fourth proportional to 2,086,610.40, 3,129,915.60 and 966,866.40 is: 1,450,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,610.40 : 3,129,915.60 = 966,866.40 : x
  2. Step 2: Convert to fraction form
    2,086,610.40/3,129,915.60 = 966,866.40/x
  3. Step 3: Cross multiply
    2,086,610.40x = 3,129,915.60 × 966,866.40
  4. Step 4: Simplify right side
    2,086,610.40x = 3,026,210,228,475.84
  5. Step 5: Solve for x
    x = 3,026,210,228,475.84/2,086,610.40
  6. Step 6: Final answer
    x = 1,450,299.60

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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.