Home / 3,860,482.36-5,786,958.24-1,838,182.90

Finding the Fourth Proportional to 3,860,482.36, 5,786,958.24 and 1,838,182.90

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Solution

The fourth proportional to 3,860,482.36, 5,786,958.24 and 1,838,182.90 is: 2,755,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,482.36 : 5,786,958.24 = 1,838,182.90 : x
  2. Step 2: Convert to fraction form
    3,860,482.36/5,786,958.24 = 1,838,182.90/x
  3. Step 3: Cross multiply
    3,860,482.36x = 5,786,958.24 × 1,838,182.90
  4. Step 4: Simplify right side
    3,860,482.36x = 10,637,487,679,782.10
  5. Step 5: Solve for x
    x = 10,637,487,679,782.10/3,860,482.36
  6. Step 6: Final answer
    x = 2,755,481.49

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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.