Home / 1,320,384.05-1,822,029.56-804,080.73

Finding the Fourth Proportional to 1,320,384.05, 1,822,029.56 and 804,080.73

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Solution

The fourth proportional to 1,320,384.05, 1,822,029.56 and 804,080.73 is: 1,109,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,384.05 : 1,822,029.56 = 804,080.73 : x
  2. Step 2: Convert to fraction form
    1,320,384.05/1,822,029.56 = 804,080.73/x
  3. Step 3: Cross multiply
    1,320,384.05x = 1,822,029.56 × 804,080.73
  4. Step 4: Simplify right side
    1,320,384.05x = 1,465,058,864,513.89
  5. Step 5: Solve for x
    x = 1,465,058,864,513.89/1,320,384.05
  6. Step 6: Final answer
    x = 1,109,570.25

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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.