Home / 3,293,274.21-4,939,220.12-928,817.25

Finding the Fourth Proportional to 3,293,274.21, 4,939,220.12 and 928,817.25

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Solution

The fourth proportional to 3,293,274.21, 4,939,220.12 and 928,817.25 is: 1,393,030.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293,274.21 : 4,939,220.12 = 928,817.25 : x
  2. Step 2: Convert to fraction form
    3,293,274.21/4,939,220.12 = 928,817.25/x
  3. Step 3: Cross multiply
    3,293,274.21x = 4,939,220.12 × 928,817.25
  4. Step 4: Simplify right side
    3,293,274.21x = 4,587,632,844,358.98
  5. Step 5: Solve for x
    x = 4,587,632,844,358.98/3,293,274.21
  6. Step 6: Final answer
    x = 1,393,030.93

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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.