Home / 1,451,976.96-2,003,645.80-807,383.28

Finding the Fourth Proportional to 1,451,976.96, 2,003,645.80 and 807,383.28

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Solution

The fourth proportional to 1,451,976.96, 2,003,645.80 and 807,383.28 is: 1,114,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,976.96 : 2,003,645.80 = 807,383.28 : x
  2. Step 2: Convert to fraction form
    1,451,976.96/2,003,645.80 = 807,383.28/x
  3. Step 3: Cross multiply
    1,451,976.96x = 2,003,645.80 × 807,383.28
  4. Step 4: Simplify right side
    1,451,976.96x = 1,617,710,117,962.22
  5. Step 5: Solve for x
    x = 1,617,710,117,962.22/1,451,976.96
  6. Step 6: Final answer
    x = 1,114,143.10

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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.