Home / 1,000,469.61-1,379,715.33-926,160.06

Finding the Fourth Proportional to 1,000,469.61, 1,379,715.33 and 926,160.06

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Solution

The fourth proportional to 1,000,469.61, 1,379,715.33 and 926,160.06 is: 1,277,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,469.61 : 1,379,715.33 = 926,160.06 : x
  2. Step 2: Convert to fraction form
    1,000,469.61/1,379,715.33 = 926,160.06/x
  3. Step 3: Cross multiply
    1,000,469.61x = 1,379,715.33 × 926,160.06
  4. Step 4: Simplify right side
    1,000,469.61x = 1,277,837,232,815.72
  5. Step 5: Solve for x
    x = 1,277,837,232,815.72/1,000,469.61
  6. Step 6: Final answer
    x = 1,277,237.43

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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.