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Finding the Fourth Proportional to 3,794,038.07, 5,690,241.68 and 1,200,548.30

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Solution

The fourth proportional to 3,794,038.07, 5,690,241.68 and 1,200,548.30 is: 1,800,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794,038.07 : 5,690,241.68 = 1,200,548.30 : x
  2. Step 2: Convert to fraction form
    3,794,038.07/5,690,241.68 = 1,200,548.30/x
  3. Step 3: Cross multiply
    3,794,038.07x = 5,690,241.68 × 1,200,548.30
  4. Step 4: Simplify right side
    3,794,038.07x = 6,831,409,953,281.34
  5. Step 5: Solve for x
    x = 6,831,409,953,281.34/3,794,038.07
  6. Step 6: Final answer
    x = 1,800,564.42

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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.