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Finding the Fourth Proportional to 5,748,704.28, 8,624,506.40 and 1,910,546.80

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Solution

The fourth proportional to 5,748,704.28, 8,624,506.40 and 1,910,546.80 is: 2,866,302.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748,704.28 : 8,624,506.40 = 1,910,546.80 : x
  2. Step 2: Convert to fraction form
    5,748,704.28/8,624,506.40 = 1,910,546.80/x
  3. Step 3: Cross multiply
    5,748,704.28x = 8,624,506.40 × 1,910,546.80
  4. Step 4: Simplify right side
    5,748,704.28x = 16,477,523,104,099.52
  5. Step 5: Solve for x
    x = 16,477,523,104,099.52/5,748,704.28
  6. Step 6: Final answer
    x = 2,866,302.09

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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.