Home / 1,338,822.51-2,008,298.31-440,244.36

Finding the Fourth Proportional to 1,338,822.51, 2,008,298.31 and 440,244.36

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Solution

The fourth proportional to 1,338,822.51, 2,008,298.31 and 440,244.36 is: 660,387.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,822.51 : 2,008,298.31 = 440,244.36 : x
  2. Step 2: Convert to fraction form
    1,338,822.51/2,008,298.31 = 440,244.36/x
  3. Step 3: Cross multiply
    1,338,822.51x = 2,008,298.31 × 440,244.36
  4. Step 4: Simplify right side
    1,338,822.51x = 884,142,004,175.03
  5. Step 5: Solve for x
    x = 884,142,004,175.03/1,338,822.51
  6. Step 6: Final answer
    x = 660,387.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.