Home / 2,431,429.89-3,643,884.51-1,892,337.09

Finding the Fourth Proportional to 2,431,429.89, 3,643,884.51 and 1,892,337.09

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Solution

The fourth proportional to 2,431,429.89, 3,643,884.51 and 1,892,337.09 is: 2,835,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431,429.89 : 3,643,884.51 = 1,892,337.09 : x
  2. Step 2: Convert to fraction form
    2,431,429.89/3,643,884.51 = 1,892,337.09/x
  3. Step 3: Cross multiply
    2,431,429.89x = 3,643,884.51 × 1,892,337.09
  4. Step 4: Simplify right side
    2,431,429.89x = 6,895,457,809,949.48
  5. Step 5: Solve for x
    x = 6,895,457,809,949.48/2,431,429.89
  6. Step 6: Final answer
    x = 2,835,968.18

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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.