Home / 1,091,080.96-1,505,572.32-632,204.62

Finding the Fourth Proportional to 1,091,080.96, 1,505,572.32 and 632,204.62

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Solution

The fourth proportional to 1,091,080.96, 1,505,572.32 and 632,204.62 is: 872,373.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,080.96 : 1,505,572.32 = 632,204.62 : x
  2. Step 2: Convert to fraction form
    1,091,080.96/1,505,572.32 = 632,204.62/x
  3. Step 3: Cross multiply
    1,091,080.96x = 1,505,572.32 × 632,204.62
  4. Step 4: Simplify right side
    1,091,080.96x = 951,829,776,448.12
  5. Step 5: Solve for x
    x = 951,829,776,448.12/1,091,080.96
  6. Step 6: Final answer
    x = 872,373.19

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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.