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Finding the Fourth Proportional to 4,798,398.64, 7,197,597.98 and 1,603,524.82

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Solution

The fourth proportional to 4,798,398.64, 7,197,597.98 and 1,603,524.82 is: 2,405,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798,398.64 : 7,197,597.98 = 1,603,524.82 : x
  2. Step 2: Convert to fraction form
    4,798,398.64/7,197,597.98 = 1,603,524.82/x
  3. Step 3: Cross multiply
    4,798,398.64x = 7,197,597.98 × 1,603,524.82
  4. Step 4: Simplify right side
    4,798,398.64x = 11,541,527,005,311.87
  5. Step 5: Solve for x
    x = 11,541,527,005,311.87/4,798,398.64
  6. Step 6: Final answer
    x = 2,405,287.24

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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.