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Finding the Fourth Proportional to 3,489,048, 5,233,572 and 930,271.68

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Solution

The fourth proportional to 3,489,048, 5,233,572 and 930,271.68 is: 1,395,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,048 : 5,233,572 = 930,271.68 : x
  2. Step 2: Convert to fraction form
    3,489,048/5,233,572 = 930,271.68/x
  3. Step 3: Cross multiply
    3,489,048x = 5,233,572 × 930,271.68
  4. Step 4: Simplify right side
    3,489,048x = 4,868,643,816,840.96
  5. Step 5: Solve for x
    x = 4,868,643,816,840.96/3,489,048
  6. Step 6: Final answer
    x = 1,395,407.52

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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.