Home / 3,450,513.40-5,175,770.10-926,423.80

Finding the Fourth Proportional to 3,450,513.40, 5,175,770.10 and 926,423.80

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Solution

The fourth proportional to 3,450,513.40, 5,175,770.10 and 926,423.80 is: 1,389,635.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450,513.40 : 5,175,770.10 = 926,423.80 : x
  2. Step 2: Convert to fraction form
    3,450,513.40/5,175,770.10 = 926,423.80/x
  3. Step 3: Cross multiply
    3,450,513.40x = 5,175,770.10 × 926,423.80
  4. Step 4: Simplify right side
    3,450,513.40x = 4,794,956,603,968.38
  5. Step 5: Solve for x
    x = 4,794,956,603,968.38/3,450,513.40
  6. Step 6: Final answer
    x = 1,389,635.70

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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.