Home / 2,196,000.80-3,294,541.20-756,706.40

Finding the Fourth Proportional to 2,196,000.80, 3,294,541.20 and 756,706.40

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Solution

The fourth proportional to 2,196,000.80, 3,294,541.20 and 756,706.40 is: 1,135,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,000.80 : 3,294,541.20 = 756,706.40 : x
  2. Step 2: Convert to fraction form
    2,196,000.80/3,294,541.20 = 756,706.40/x
  3. Step 3: Cross multiply
    2,196,000.80x = 3,294,541.20 × 756,706.40
  4. Step 4: Simplify right side
    2,196,000.80x = 2,493,000,411,103.68
  5. Step 5: Solve for x
    x = 2,493,000,411,103.68/2,196,000.80
  6. Step 6: Final answer
    x = 1,135,245.68

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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.