Home / 1,464,242.82-2,020,697.27-819,659.18

Finding the Fourth Proportional to 1,464,242.82, 2,020,697.27 and 819,659.18

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Solution

The fourth proportional to 1,464,242.82, 2,020,697.27 and 819,659.18 is: 1,131,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,242.82 : 2,020,697.27 = 819,659.18 : x
  2. Step 2: Convert to fraction form
    1,464,242.82/2,020,697.27 = 819,659.18/x
  3. Step 3: Cross multiply
    1,464,242.82x = 2,020,697.27 × 819,659.18
  4. Step 4: Simplify right side
    1,464,242.82x = 1,656,283,067,356.44
  5. Step 5: Solve for x
    x = 1,656,283,067,356.44/1,464,242.82
  6. Step 6: Final answer
    x = 1,131,153.28

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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.