Home / 1,815,962.07-2,505,929.27-1,000,006.23

Finding the Fourth Proportional to 1,815,962.07, 2,505,929.27 and 1,000,006.23

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Solution

The fourth proportional to 1,815,962.07, 2,505,929.27 and 1,000,006.23 is: 1,379,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,962.07 : 2,505,929.27 = 1,000,006.23 : x
  2. Step 2: Convert to fraction form
    1,815,962.07/2,505,929.27 = 1,000,006.23/x
  3. Step 3: Cross multiply
    1,815,962.07x = 2,505,929.27 × 1,000,006.23
  4. Step 4: Simplify right side
    1,815,962.07x = 2,505,944,873,174.51
  5. Step 5: Solve for x
    x = 2,505,944,873,174.51/1,815,962.07
  6. Step 6: Final answer
    x = 1,379,954.42

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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.