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Finding the Fourth Proportional to 3,859,630.34, 5,789,963.91 and 1,464,363.14

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Solution

The fourth proportional to 3,859,630.34, 5,789,963.91 and 1,464,363.14 is: 2,196,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,630.34 : 5,789,963.91 = 1,464,363.14 : x
  2. Step 2: Convert to fraction form
    3,859,630.34/5,789,963.91 = 1,464,363.14/x
  3. Step 3: Cross multiply
    3,859,630.34x = 5,789,963.91 × 1,464,363.14
  4. Step 4: Simplify right side
    3,859,630.34x = 8,478,609,731,734.28
  5. Step 5: Solve for x
    x = 8,478,609,731,734.28/3,859,630.34
  6. Step 6: Final answer
    x = 2,196,741.39

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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.