Home / 1,108,428.96-1,529,631.08-599,131.32

Finding the Fourth Proportional to 1,108,428.96, 1,529,631.08 and 599,131.32

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Solution

The fourth proportional to 1,108,428.96, 1,529,631.08 and 599,131.32 is: 826,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,428.96 : 1,529,631.08 = 599,131.32 : x
  2. Step 2: Convert to fraction form
    1,108,428.96/1,529,631.08 = 599,131.32/x
  3. Step 3: Cross multiply
    1,108,428.96x = 1,529,631.08 × 599,131.32
  4. Step 4: Simplify right side
    1,108,428.96x = 916,449,888,073.43
  5. Step 5: Solve for x
    x = 916,449,888,073.43/1,108,428.96
  6. Step 6: Final answer
    x = 826,800.74

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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.