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Finding the Fourth Proportional to 4,604,391.63, 6,905,409.33 and 1,365,171.87

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Solution

The fourth proportional to 4,604,391.63, 6,905,409.33 and 1,365,171.87 is: 2,047,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,604,391.63 : 6,905,409.33 = 1,365,171.87 : x
  2. Step 2: Convert to fraction form
    4,604,391.63/6,905,409.33 = 1,365,171.87/x
  3. Step 3: Cross multiply
    4,604,391.63x = 6,905,409.33 × 1,365,171.87
  4. Step 4: Simplify right side
    4,604,391.63x = 9,427,070,568,151.55
  5. Step 5: Solve for x
    x = 9,427,070,568,151.55/4,604,391.63
  6. Step 6: Final answer
    x = 2,047,408.50

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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.