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Finding the Fourth Proportional to 1,733,266.46, 2,391,899.55 and 969,323.06

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Solution

The fourth proportional to 1,733,266.46, 2,391,899.55 and 969,323.06 is: 1,337,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,266.46 : 2,391,899.55 = 969,323.06 : x
  2. Step 2: Convert to fraction form
    1,733,266.46/2,391,899.55 = 969,323.06/x
  3. Step 3: Cross multiply
    1,733,266.46x = 2,391,899.55 × 969,323.06
  4. Step 4: Simplify right side
    1,733,266.46x = 2,318,523,391,018.62
  5. Step 5: Solve for x
    x = 2,318,523,391,018.62/1,733,266.46
  6. Step 6: Final answer
    x = 1,337,661.26

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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.