Home / 3,015,577.65-4,161,524.70-1,638,924.89

Finding the Fourth Proportional to 3,015,577.65, 4,161,524.70 and 1,638,924.89

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Solution

The fourth proportional to 3,015,577.65, 4,161,524.70 and 1,638,924.89 is: 2,261,731.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,577.65 : 4,161,524.70 = 1,638,924.89 : x
  2. Step 2: Convert to fraction form
    3,015,577.65/4,161,524.70 = 1,638,924.89/x
  3. Step 3: Cross multiply
    3,015,577.65x = 4,161,524.70 × 1,638,924.89
  4. Step 4: Simplify right side
    3,015,577.65x = 6,820,426,401,233.32
  5. Step 5: Solve for x
    x = 6,820,426,401,233.32/3,015,577.65
  6. Step 6: Final answer
    x = 2,261,731.32

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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.