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Finding the Fourth Proportional to 3,598,977.92, 4,966,590.64 and 1,967,392.48

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Solution

The fourth proportional to 3,598,977.92, 4,966,590.64 and 1,967,392.48 is: 2,715,002.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598,977.92 : 4,966,590.64 = 1,967,392.48 : x
  2. Step 2: Convert to fraction form
    3,598,977.92/4,966,590.64 = 1,967,392.48/x
  3. Step 3: Cross multiply
    3,598,977.92x = 4,966,590.64 × 1,967,392.48
  4. Step 4: Simplify right side
    3,598,977.92x = 9,771,233,076,374.39
  5. Step 5: Solve for x
    x = 9,771,233,076,374.39/3,598,977.92
  6. Step 6: Final answer
    x = 2,715,002.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.