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Finding the Fourth Proportional to 5,614,758.77, 8,422,138.95 and 1,354,927.01

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Solution

The fourth proportional to 5,614,758.77, 8,422,138.95 and 1,354,927.01 is: 2,032,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614,758.77 : 8,422,138.95 = 1,354,927.01 : x
  2. Step 2: Convert to fraction form
    5,614,758.77/8,422,138.95 = 1,354,927.01/x
  3. Step 3: Cross multiply
    5,614,758.77x = 8,422,138.95 × 1,354,927.01
  4. Step 4: Simplify right side
    5,614,758.77x = 11,411,383,503,217.34
  5. Step 5: Solve for x
    x = 11,411,383,503,217.34/5,614,758.77
  6. Step 6: Final answer
    x = 2,032,390.70

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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.