Home / 3,171,156.48-4,757,564.16-1,840,320

Finding the Fourth Proportional to 3,171,156.48, 4,757,564.16 and 1,840,320

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Solution

The fourth proportional to 3,171,156.48, 4,757,564.16 and 1,840,320 is: 2,760,961.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,156.48 : 4,757,564.16 = 1,840,320 : x
  2. Step 2: Convert to fraction form
    3,171,156.48/4,757,564.16 = 1,840,320/x
  3. Step 3: Cross multiply
    3,171,156.48x = 4,757,564.16 × 1,840,320
  4. Step 4: Simplify right side
    3,171,156.48x = 8,755,440,474,931.20
  5. Step 5: Solve for x
    x = 8,755,440,474,931.20/3,171,156.48
  6. Step 6: Final answer
    x = 2,760,961.35

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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.