Home / 1,136,679.40-1,567,654.50-683,885.80

Finding the Fourth Proportional to 1,136,679.40, 1,567,654.50 and 683,885.80

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Solution

The fourth proportional to 1,136,679.40, 1,567,654.50 and 683,885.80 is: 943,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,679.40 : 1,567,654.50 = 683,885.80 : x
  2. Step 2: Convert to fraction form
    1,136,679.40/1,567,654.50 = 683,885.80/x
  3. Step 3: Cross multiply
    1,136,679.40x = 1,567,654.50 × 683,885.80
  4. Step 4: Simplify right side
    1,136,679.40x = 1,072,096,651,856.10
  5. Step 5: Solve for x
    x = 1,072,096,651,856.10/1,136,679.40
  6. Step 6: Final answer
    x = 943,182.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.