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Finding the Fourth Proportional to 4,821,652.85, 7,229,592.43 and 1,626,708.29

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Solution

The fourth proportional to 4,821,652.85, 7,229,592.43 and 1,626,708.29 is: 2,439,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,652.85 : 7,229,592.43 = 1,626,708.29 : x
  2. Step 2: Convert to fraction form
    4,821,652.85/7,229,592.43 = 1,626,708.29/x
  3. Step 3: Cross multiply
    4,821,652.85x = 7,229,592.43 × 1,626,708.29
  4. Step 4: Simplify right side
    4,821,652.85x = 11,760,437,939,202.24
  5. Step 5: Solve for x
    x = 11,760,437,939,202.24/4,821,652.85
  6. Step 6: Final answer
    x = 2,439,088.48

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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.