Home / 1,610,137.10-2,222,199.42-1,038,839.24

Finding the Fourth Proportional to 1,610,137.10, 2,222,199.42 and 1,038,839.24

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Solution

The fourth proportional to 1,610,137.10, 2,222,199.42 and 1,038,839.24 is: 1,433,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,137.10 : 2,222,199.42 = 1,038,839.24 : x
  2. Step 2: Convert to fraction form
    1,610,137.10/2,222,199.42 = 1,038,839.24/x
  3. Step 3: Cross multiply
    1,610,137.10x = 2,222,199.42 × 1,038,839.24
  4. Step 4: Simplify right side
    1,610,137.10x = 2,308,507,956,601.24
  5. Step 5: Solve for x
    x = 2,308,507,956,601.24/1,610,137.10
  6. Step 6: Final answer
    x = 1,433,733.78

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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.