Home / 1,323,369.48-1,985,251.04-613,469.28

Finding the Fourth Proportional to 1,323,369.48, 1,985,251.04 and 613,469.28

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Solution

The fourth proportional to 1,323,369.48, 1,985,251.04 and 613,469.28 is: 920,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,369.48 : 1,985,251.04 = 613,469.28 : x
  2. Step 2: Convert to fraction form
    1,323,369.48/1,985,251.04 = 613,469.28/x
  3. Step 3: Cross multiply
    1,323,369.48x = 1,985,251.04 × 613,469.28
  4. Step 4: Simplify right side
    1,323,369.48x = 1,217,890,526,128.05
  5. Step 5: Solve for x
    x = 1,217,890,526,128.05/1,323,369.48
  6. Step 6: Final answer
    x = 920,295.16

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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.